Trong mặt phẳng phức, các điểm biểu diễn tương ứng với các số 0,1, tạo thành:

A . Một hình vuông

B . Một hình bình hành

C . Một hình chữ nhật         

D . Một hình khác.  

Chia sẻ

Một số câu hỏi khác có thể bạn quan tâm.

• Find a mistake in the four underlined parts of the sentence and correct it:

  It's time you begin to study seriously.

• Choose one sentence that has the same meaning to the root one:

  Picking flowers is not permitted here.
  
  

• Read the following passage and choose the best answer for each blank:

           Like any other universities, the Open University can give you a degree. However, you don't have to (1)__________ working to study. It can also open up a whole variety (2)____________ interest. If you have (3)__________ studied before, you will enjoy the special, new pleasure of (4)_______ your knowledge. You will make friends of (5) _____ kinds. You may also (6)______ that your qualification provides new career opportunities.
           You don't actually (7)__________ to the Open University for lectures, but study at home, using television, radio and computer software. You can (8)__________ one class a month if you wish at an Open University centre. Of course, there are exams to take, as in (9)_________ university. If yo u (10)_____________ like to know more, all you have to do is complete the form below. It could be the start of a wonderful new period in your life.

   

  1. A. stop                        B. end                          C. break                         D. leave
  2. A. from                        B. of                             C. in                               D. for
  3. A. ever                        B. never                       C. often                          D. always
  4. A. growing                  B. changing                  C. adding                        D. increasing
  5. A. all                           B.each                          C. both                           D. every
  6. A. suggest                  B. find                          C. wish                           D. want
  7. A. join                         B. enter                       C. arrive                          D. go
  8. A. give                        B. attend                     C. learn                           D. study
  9. A. any                         B. some                       C. many                          D. most
  10. A. did                        B. will                           C. would                         D. can

   

• Choose the word that has the underlined part pronounced differently from the rest: 

  contain                  said                       pail                 paid

• Choose the word that has the underlined part pronounced differently from the rest: 

  bank                    romance                       fancy                      famous

• Choose the word that has the underlined part pronounced differently from the rest: 

  tragic                    mature                       husband                       another

• Choose the word that has the underlined part pronounced differently from the rest: 

  condition                    general                     professor                      another

• Find a mistake in the four underlined parts of the sentence and correct it:

  Although our poor living conditions, we all feel happy.

• Choose the best answer for the following sentence:

  My father ___________ the Internet when my mother was cooking dinner.
   

• Choose the best answer for the following sentence:

  Before you are ready, the email ____________.