In order to have an excellent physical condition, astronauts must have ____________ training before their space trip.
A. so many
B. a lot of
C. no
D. not
Đáp án: B
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Do you understand the saying: “________________ is better than cure”? (prevent)
The man asked me _________ I __________ the way to The Great Wall.
Choose the correct answer:
A: Would you like to go on a trip to Sa Pa with me?
B: __________. I’m working on my coming exam.
People in this remote village have ___________ contact with the outside world.
That plan can’t be developed without the ______________ of the Republic. (cooperate)
They are trying to look for another __________________. (explain)
UFOs are ____________ objects that some people report they have seen in the sky.
Choose the correct form of verbs.
Everyone has a number of _________________, but no one has many true friends. (acquaint)