--- Frank, are your parents strict with you?
--- Yes, they always make me _______ my homework before I go out.
A. to finishing B. finish C. finishing
—How many boys are there in our school?
—In our class, ___________of the students are boys.
A. three fifths B. third fifthsC. three fifth
—Have they visited the zoo many times.
—______________. Only once.
A. Yes, they have B. No, they haven’tC. No, they have
His father has worked in this factory________ he came here in 1985.
A. for B. since C.when
The traffic in the town _______be terrible, but now it has improved a lot. I think you will ________it soon.
A. get used to; used to B. get used to; use to C. used to; get used to
—It smells terrible. What has happened here?
—Look, there is much waste gas _______from the chemical factory.
A. pouring B. pour C. pours