问题

Some people believe that English is one of the most important subjects for us students.–It _______ . But things seem to be changing in recent years.

A:used to
B:used to be
C:used to do
D:was used to be

正确答案是：

同类题型

The tent is ____________ for a family of three ____________.

______ to know about his sister’s present situation, Tom couldn’t fall asleep the whole night until he finally received her phone and was told she was all right.

How much of the city have you _________ since you came to work here?

a football fan, so he is keen ________ football matches all day

The little kitty saw itself _____ in thewater and felt puzzled．