问题
Our knowledge of computers __________ growing all the time.
A:be
B:is
C:are
D:were
B:is
C:are
D:were
正确答案是:
同类题型
On National Day there are more than five __________ people in the zoo.
We will have more money to spend after we ____ our mortgage (贷款).
What do you think of the party last night?-Wonderful! It’s years I enjoyed myself so much.
Are you ________ the dark? –Oh, yes. I always go to sleep with the light on.
Do you know Mozart? — Of course. He wrote _____ of beautiful pieces of music.