How many are there in your class?
A. student B. students C. book
Here my homework.
A. are B. / C. is
想知道对方的学校有没有图书馆，可以这样问：
A. Is that the library?
B. Where is the library?
C. Do you have a library?
Where’s the gym?
A. Thank you. B. Excuse me. C. Good idea.
–Is this the teachers’ office ?
–No,.
A. it isn’t B. it not C. it is