1.They will have a class meeting ( ) July 2nd.
A.in B.at C.on D.for
选择C,有具体日期就用on.只是月份,年份的话都用in,有具体时间几点几点用at.
2.The answer（ ）that question is very difficult.
A.of B.for C.to D.in
选择C,这个是answer的特性,answer to sth. 就是什么什么的答案.
3.Do you want （ ）a movie?
A.go B.goes C.to go D.going
选择C,want to do sth. 固定用法.
姐姐祝你考出好成绩~