问题

What do you think of math—- I think it’s useful, so it’s ______ for us to learn it well.
A:funny
B:relaxing
C:interesting
D:important;
B:relaxing
C:interesting
D:important;
正确答案是:
同类题型
________ a warm, sunny day, Alice got tired of having nothing to do.
______ at the door before entering please.
I can’t read these new words, so I have to__________ in the dictionary.
It’s _________ impossible to make such a long journey in such an old car.
It be the vocabulary that caused you the problem in the exercise because you know a lot of words.