问题

The students are _______ to know that elephants can walk quietly on tiptoe.
A:surprising
B:surprised
C:frightening
D:frightened;
B:surprised
C:frightening
D:frightened;
正确答案是:
同类题型
I’m ______ in the _______ book.
Susan, why are you still here They are all ready to start. —I’m sorry, but I when to meet.
It was a time ________ volunteers from all over theworld visited this nursing home regularly.
the earthquake I went there, I saw the whole town , and now everything has changed.
We didn’t go to the concert because we couldn’t to buy the tickets to it.