Cho hàm số fx xác định, liên tục trên ℝ và có bảng biến thiên như sau:

Mệnh đề nào dưới đây là đúng?

Chia sẻ

Một số câu hỏi khác có thể bạn quan tâm.

• Choose the best answer for the following sentence:

  Father: “Playing computer game for more than two hours a day is not good”
  Tuan: “I know, I’ll ________________ .”
  
  

• Choose the best answer for the following sentence:

  Water: "What would you like to drink, beer _____________ wine?”
  
  

• Choose the best answer for the following sentence:

  Hang: “Is this a good book?”

   Lan: "______________ " 
  
  

• Choose the best answer for the following sentence:

  Hung: "Which one do you prefer, going to the cinema or the cafe?”

  Thu: "___________________. "
  
  
  

• Choose the best answer for the following sentence:

  _____________ August 2008, the 29^th Olympic Games took place in China.

• Choose the best answer for the following sentence:

  It is impossible _________ water with oil.
  
  

• Choose the best answer for the following sentence:

  They have lived here since their daughter ______________ this high school.
  
  

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

  jealous                 bread                 death                       mean

• Choose a word that has different stress pattern:

  announce                 office                    fasten                      hobby

• Choose the best answer for the following sentence:

  After my uncle ploughed the field, he _________ to make the soil smooth.