Gieo một con súc sắc cân đối đồng chất một lần. Tính xác suất để xuất hiện mặt có số chấm là một số nguyên tố.         

Read the following passage and mark the letter A, B, C or D on your answer sheet to indicate the correct word or phrase that best fits each of the numbered blanks from 24 to 28:

Few people now realize the reality of global warming and its effects on the world’s climate. Many scientists (24) _______ the blame for recent natural disasters on the increase in the world’s temperatures and are convinced that, more than ever before, the Earth is at (25) _______ from the forces of the wind, rain and sun. According to them, global warming is making extreme weather events, such as hurricanes and droughts, even more severe and causing sea levels all around the world to rise. Environmental groups are putting pressure on governments to take action to reduce the amount of carbon dioxide which is given (26) _______ by factories and power plants, thus attacking the problem at its source. They are in (27) _______ of more money being spent on research into solar, wind, and wave energy devices, which could then replace existing power (28) _______. Some scientists, however, believe that even if we stopped releasing carbon dioxide and other gases into the atmosphere tomorrow, we would have to wait several hundred years to notice the results. Global warming, it seems, is to stay.

Question 24:       

Read the following passage and mark the letter A, B, C or D on your answer sheet to indicate the correct word or phrase that best fits each of the numbered blanks from 24 to 28:

Few people now realize the reality of global warming and its effects on the world’s climate. Many scientists (24) _______ the blame for recent natural disasters on the increase in the world’s temperatures and are convinced that, more than ever before, the Earth is at (25) _______ from the forces of the wind, rain and sun. According to them, global warming is making extreme weather events, such as hurricanes and droughts, even more severe and causing sea levels all around the world to rise. Environmental groups are putting pressure on governments to take action to reduce the amount of carbon dioxide which is given (26) _______ by factories and power plants, thus attacking the problem at its source. They are in (27) _______ of more money being spent on research into solar, wind, and wave energy devices, which could then replace existing power (28) _______. Some scientists, however, believe that even if we stopped releasing carbon dioxide and other gases into the atmosphere tomorrow, we would have to wait several hundred years to notice the results. Global warming, it seems, is to stay.

Question 25:       

Read the following passage and mark the letter A, B, C or D on your answer sheet to indicate the correct word or phrase that best fits each of the numbered blanks from 31 to 35:

The Internet has truly transformed how students do their homework. (31) ____homework today still means spending time in the library, it’s for a different reason. Rather than using books for research, students today are (32) ______to the Internet to download enormous amounts of data available online. In the past, students were limited to their school’s (33) _________ of books. In many cases, they got to the school library and found out that someone had already taken the books they needed. Nowadays, such inconvenience can be avoided since the Internet never runs out of information. Students, however, do have to (34)_____sure that the information they find online is true. Teachers have also benefited from the homework which is done on the Internet. They do not need to carry student's papers around with them any more. This is because online (35)______allow students to electronically upload their homework for their teachers to read and mark. Of course, this also means that students can no longer use the excuse that the dog ate their homework!

Question 33:

Read the following passage and mark the letter A, B, C or D on your answer sheet to indicate the correct word or phrase that best fits each of the numbered blanks from 31 to 35:

The Internet has truly transformed how students do their homework. (31) ____homework today still means spending time in the library, it’s for a different reason. Rather than using books for research, students today are (32) ______to the Internet to download enormous amounts of data available online. In the past, students were limited to their school’s (33) _________ of books. In many cases, they got to the school library and found out that someone had already taken the books they needed. Nowadays, such inconvenience can be avoided since the Internet never runs out of information. Students, however, do have to (34)_____sure that the information they find online is true. Teachers have also benefited from the homework which is done on the Internet. They do not need to carry student's papers around with them any more. This is because online (35)______allow students to electronically upload their homework for their teachers to read and mark. Of course, this also means that students can no longer use the excuse that the dog ate their homework!

Question 32:  

Read the following passage and mark the letter A, B, C or D on your answer sheet to indicate the correct word or phrase that best fits each of the numbered blanks from 31 to 35:

The Internet has truly transformed how students do their homework. (31) ____homework today still means spending time in the library, it’s for a different reason. Rather than using books for research, students today are (32) ______to the Internet to download enormous amounts of data available online. In the past, students were limited to their school’s (33) _________ of books. In many cases, they got to the school library and found out that someone had already taken the books they needed. Nowadays, such inconvenience can be avoided since the Internet never runs out of information. Students, however, do have to (34)_____sure that the information they find online is true. Teachers have also benefited from the homework which is done on the Internet. They do not need to carry student's papers around with them any more. This is because online (35)______allow students to electronically upload their homework for their teachers to read and mark. Of course, this also means that students can no longer use the excuse that the dog ate their homework!

Question 31:  

Read the following passage and mark the letter A, B, C or D on your answer sheet to indicate the correct word or phrase that best fits each of the numbered blanks from 31 to 35:

The Internet has truly transformed how students do their homework. (31) ____homework today still means spending time in the library, it’s for a different reason. Rather than using books for research, students today are (32) ______to the Internet to download enormous amounts of data available online. In the past, students were limited to their school’s (33) _________ of books. In many cases, they got to the school library and found out that someone had already taken the books they needed. Nowadays, such inconvenience can be avoided since the Internet never runs out of information. Students, however, do have to (34)_____sure that the information they find online is true. Teachers have also benefited from the homework which is done on the Internet. They do not need to carry student's papers around with them any more. This is because online (35)______allow students to electronically upload their homework for their teachers to read and mark. Of course, this also means that students can no longer use the excuse that the dog ate their homework!

Question 35:

Read the following passage and mark the letter A, B, C or D on your answer sheet to indicate the correct word or phrase that best fits each of the numbered blanks from 31 to 35:

The Internet has truly transformed how students do their homework. (31) ____homework today still means spending time in the library, it’s for a different reason. Rather than using books for research, students today are (32) ______to the Internet to download enormous amounts of data available online. In the past, students were limited to their school’s (33) _________ of books. In many cases, they got to the school library and found out that someone had already taken the books they needed. Nowadays, such inconvenience can be avoided since the Internet never runs out of information. Students, however, do have to (34)_____sure that the information they find online is true. Teachers have also benefited from the homework which is done on the Internet. They do not need to carry student's papers around with them any more. This is because online (35)______allow students to electronically upload their homework for their teachers to read and mark. Of course, this also means that students can no longer use the excuse that the dog ate their homework!

Question 34:

Read the following passage and mark the letter A, B, C or D on your answer sheet to indicate the correct word or phrase that best fits each of the numbered blanks from 46 to 50:

When you read something in a foreign language, you frequently come across words you do not fully understand. Sometimes you (46) ______ the meaning in a dictionary and sometimes you guess. The strategy you adopt depends very much upon the degree of accuracy you require and the time at your disposal. If you are the sort of person who tends to turn to the dictionary frequently, it is (47) ______ remembering that every dictionary has its limitations. Each definition is only an approximation and one builds up an accurate picture of the meaning of a word only after meeting it in a (48) ______ of contexts. It is also important to recognize the special dangers of dictionaries that translate from English into your native language and vice versa. If you must use a dictionary, it is usually far safer to consult an English-English dictionary. In most exams you are not permitted to use a dictionary. (49) ______ you are allowed to use one, it is very time-consuming to look up words, and time in exams is usually limited. You are, therefore, forced to guess the meaning of unfamiliar words. When you come across unknown words in an exam text, it is very easy to panic. However, if you develop efficient techniques for guessing the meaning, you will overcome a number of possible problems and help yourself to understand far more of the text than you at first thought likely. Two strategies which may help you guess the meaning of a word are: using contextual clues, both within the sentence and outside, and making use of clues (50) ______ from the formation of the word.

Question 50:

Read the following passage and mark the letter A, B, C or D on your answer sheet to indicate the correct word or phrase that best fits each of the numbered blanks from 46 to 50:

When you read something in a foreign language, you frequently come across words you do not fully understand. Sometimes you (46) ______ the meaning in a dictionary and sometimes you guess. The strategy you adopt depends very much upon the degree of accuracy you require and the time at your disposal. If you are the sort of person who tends to turn to the dictionary frequently, it is (47) ______ remembering that every dictionary has its limitations. Each definition is only an approximation and one builds up an accurate picture of the meaning of a word only after meeting it in a (48) ______ of contexts. It is also important to recognize the special dangers of dictionaries that translate from English into your native language and vice versa. If you must use a dictionary, it is usually far safer to consult an English-English dictionary. In most exams you are not permitted to use a dictionary. (49) ______ you are allowed to use one, it is very time-consuming to look up words, and time in exams is usually limited. You are, therefore, forced to guess the meaning of unfamiliar words. When you come across unknown words in an exam text, it is very easy to panic. However, if you develop efficient techniques for guessing the meaning, you will overcome a number of possible problems and help yourself to understand far more of the text than you at first thought likely. Two strategies which may help you guess the meaning of a word are: using contextual clues, both within the sentence and outside, and making use of clues (50) ______ from the formation of the word.

Question 49:

Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct word or phrase that best fits each of the numbered blanks:

Can we see (33)______ the earth is a globe? Yes, we can, when we watch a ship that sails out to sea. If we watch closely, we see that the ship begins (34)______. The bottom of the ship disappears first, and then the ship seems to sink lower and lower, (35)______ we can only see the top of the ship, and then we see nothing at all. What is hiding the ship from us? It is the earth. Stick a pin most of the way into an orange, and (36)______ turn the orange away from you. You will see the pin disappear, (37)______ a ship does on the earth.  

Question 36: