As is known to us all, _____ tiger is in _____ danger of becoming extinct.
| A．the, a | B．the, 不填 | C．a, 不填 | D．不填, the |
---Did you visit the famous museum ?
---No. We ______ it. But we spent too much time shopping.
| A．can't have visited | B．could have visited |
| C．must have visited | D．shouldn't have visited |
A modern university has been set up in ______ used to be a deserted land.
A which B. that C. what D. where
My parents used _____ they had to get a new car for my brother.
| A．what | B．which | C．all what | D．不填 |
Is it true ______ the rain stops , it will be as hot as in the summer here?
| A．when | B．that when | C．whenever | D．that |
---The thread of my kite broke and it flew away.
---I told you it would easily break _____ was the weakest.
| A．where | B．the place where | C．for it | D．where it |