问题

How many ________are there in your school
A:tree
B:classroom
C:buildings
D:library;
B:classroom
C:buildings
D:library;
正确答案是:
同类题型
Why do you look so sad—There are so many problems_______.
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John, can you ____ it in English
Jane got an “A” in the Maths test. — ______. She works the hardest in our class.
There is something about music that_______ it_______ all other art forms.