I ___________ frustrated when I wasn’t sure of the correct answer.
A. may be B. used to C. used to be D. use to be
I really enjoyed your speech, ________ there were some parts I didn’t quite understand.
A. because B. for C. until D. though
—Don't smoke any more. It's bad for your health.
—I'm trying to It's really hard, you know.
A. give it up B. put it off C. turn it on D. take it out
—Shall we go for a picnic tomorrow?
—Well, it all the weather.
A. belongs to B. happens to C .depends on D. connects to
Sue told me that she ____________ shopping with her sister the next day.
A. will go B. would go C. goes D. has gone
The building is glass and stones.
A. made in B. made up C. made from D. made of
