—Did you have a chat with Tom?
—No, I was trying to ________ an opportunity to do so, but I couldn't.
| A．hold | B．ask | C．seize | D．make |
Hundreds of _____ of science fiction are published each year in our country.
| A．styles | B．titles | C．subjects | D．topics |
----Are you sure that he is able to do the work well?
---- _______ he could give his mind to it.
| A．In case | B．If only | C．On condition that | D．Unless |
It’s said that there are plenty of hotels in that town. There be any difficulty for you to find somewhere to stay .
| A．wouldn’t | B．mustn’t | C．shouldn’t | D．needn’t |
---You haven’t said a word about my new hair-style, Molly. Do you like it?
---I’m sorry I ______ anything about it sooner. I certainly think it’s pretty.
| A．wasn’t saying | B．don’t say | C．won’t say | D．didn’t say |
Facing the emergence, we were at a loss and none of us could ______ a solution to the problem.
| A．come about | B．come out | C．come up against | D．come up with |