1、You must wear___uniform when you go to school.

1、You must wear___uniform when you go to school.
A、a B、the C、an D、/
这种类型的考题怎么思考?a 和 the 分别怎么用?
2、There may____an exciting film tonight.
A have B is C was D be
这里用have 还是 be 讲下原因、
3、The prize of the T-shrit is ___ 200 and 250 yuan.
A at B between C among D in
among 在语法上他怎么用?
4、The man is carrying a big bag___a lot of money.
A with B in C among D and
5、John 's father works ___ the travel agency.
A at B for C in D as
work for 和 work in有什么区别,在这道题里怎么选?work for 用在那种句子里?work in 又是怎么样的?
就这几道!都帮我讲下原因.@@!@@@@帮我吧