Choose the best answer: 

_____is a question scientists have yet to answer.

Câu hỏi liên quan

• Billy asked his teacher_______he could read the story.

• In order not to get lost, we need a ____________.

• Choose the best answer: 

  “How does Jan like her new car?”

            “She’s _____ with it”.

ZUNIA12

• Please tell me_____to get to the bus station

• Choose the best answer: 

  “Call the restaurant and ask for that information”

            “I don’t remember_____”

• Choose the letter A, B, C or D to complete the sentences:

  Ha Long Bay is one of the Seven ____________ of the world.

• Choose correct answer A, B, C or D to complete the sentence. She asked me if the Opera house ___________ in Sydney

• Choose the best answer: 

  The house____ which I am living is not in very good condition.

• Choose the best answer: 

  I cannot tell you all______ I heard.

• Choose the best answer: 

  The singer and actor_____ coming now.

• Choose the best answer: 

  We saw the girl______ you say is beautiful.

• Choose the letter A, B, C or D to complete the sentence: He made me _____________they had left the district.

• Choose the best answer: 

  She_____ here yesterday. I am sure of that.

• Choose the best answer: 

  The speech____ we listened last night was informative.

• Tom will be ____ to the picnic.

• Choose the best answer: 

  He made the soup by mixing______ meat with some rice.

• Choose the best answer: 

  The rumour____ we heard yesterday is not true.

• Children should ______ to respect their elders.

• Choose the letter A, B, C or D to complete the sentences:
  In the pyramid, there is the _________  of Khufu, the Fourth Dynasty Egyptian pharaoh.

• Choose the best answer: 

  His choice of words______ very good.