---Where are your parents?
---They ______ to England.
A. have gone B. have been C. had gone
---Mr Ding,I have some trouble ______the passage!
----Remember _____it three or four times at least !
A,to understand ,readingB.understanding ,reading
C.understanding ,to readD.to understand ,to read
There are so many kinds of pens in the shop ,I can’t decide ______.
| A．when to buy | B．where to buy | C．what to buy | D．which to buy |
The young man used to _____to work, but he is used to ______to work now.
| A．drive, walking. | B．drove, walked. | C．drive, walks. | D．driving, walk |
---Please turn off the light.
---OK, Mom. I won’t leave the room ______ the light _____.
| A．when; on | B．with; on | C．with; off | D．when; off |
--- He went to see the man who was in hospital yesterday. --- ____________.
| A．So did we | B．So we did | C．We did so | D．Did so we |