It was when searching for the lost book whose cover was missing ______ a secret letter addressed to his mother.
| A．what he found | B．until he found |
| C．that he found | D．he had found |
一Do you think I should apply for the job?
一Why not? If you make an effort，the _______ are that you’11 be employed．
| A．results | B．hopes | C．wishes | D．chances |
The surface of the table ______ smooth enough．
| A．hash’t felt | B．isn’t feeling | C．doesn’t feel | D．isn’t felt |
一Why didn’t you try your best to get on the bus?
一I tried to，but ______ I could，it started moving．
| A．until | B．when | C．before | D．after |
You seem to have a ready—made answer _______ I ask you a question．
| A．however | B．whatever | C．whichever | D．whenever |
一You have made great progress in your studies of English，haven’t you?
一Yes，but much _______ ．‘
| A．remains to do | B．is remained to do |
| C．remains to be done | D．is remained to be done |