They haven’t 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
- I haven’t been to the Great Wall. This is a pity.可改写为：It is a pity that I haven’t been to the Great Wall.
- 3. I haven't been to the Great Wall. This is a pity.
- You must have been to the Great Wall,____________?
- Tom didn’t go to the Great Wall with us last Sunday because he ______ there three times. A: was B: had been C: has been D: were