Helen ______ go on the trip with us, but she isn’t quite sure yet.
| A．shall | B．must | C．may | D．can |
After the operation, Bill has been doing a lot of physical exercise to build up his _____.
| A．ability | B．strength | C．energy | D．mind |
At the meeting, the old man ______ some good advice about bringing down the market price of housing.
| A．came about | B．came along | C．came up with | D．came out |
It is nice to hear from a close friend. ______, we last met more than thirty years ago.
| A．What’s more | B．That is to say |
| C．In other words | D．Believe it or not |
It is his horse , according to the old man , _______ saved him from the trap.
| A．who | B．that | C．which | D．what |
Do you have any difficulty ________?
| A．on listening | B．to listening |
| C．for listening | D．in listening |