You must have been to the Great Wall,____________?
举一反三
- You must have been to the Great Wall,____________? A: mustn’t you B: haven’t you C: aren’t you D: must you
- Have you ever ………. Great Wall of China?
- — Have you ever been to the Great Wall— ______. A: Yes , never B: No , ever C: No , never D: Yes , I do
- I ____________ never ____________ the Great Wall although I have been to Beijing many times. ( had, have; visit, visited )
- I would have gone with you，but I _______too tired． A: was B: had been C: must be D: must have been