With your brother’ s help, I’ve made great progress in English and I really want to do something for him _____.
| A．in turn | B．by turns | C．in return | D．in answer |
-----What upsets him?
-----_____ his computer is out of order．
| A．Whether | B．What | C．That | D．How |
— Frank, I’ve learned your plan. Could I make some suggestions?
— ________.
| A．Just for fun | B．Go ahead | C．With pleasure | D．Take it easy |
We are kept ______ of what is happening in the world by reading newspapers and watching TV.
| A．to inform | B．to be informed | C．informing | D．informed |
The time and effort he has devoted during the past few years _____ trees in that village are now considered to be very important.
| A．to planting | B．to plant | C．plant | D．planting |
— So you have met Maria?
— Yes, it was last week ______ we attended Jack’s party.
| A．where | B．that | C．when | D．why |