根据课文内容填空。
1. ____ is the seventh month ____ the year.
2. July 1^st is the birthday ____ the Communist Party of China.
3. People celebrate the day ____ it was ____.
4. The People’s Liberation Army Day is ____ August 1^st.
5. ____ August, school is ____.

选择合适的介词补全句子。
1. Please turn right ________ (in; at) the first crossroads.
2. The gas station is next ________ (to; with) the grocery.
3. How can she get home ________ (to; from) the supermarket?
4. You’re ________ (on; in) front ________ (of; for) the post office.
5. How can you get ________ (to; for) the restaurant?

An elephant sleeps ______ 3 hours a night . （   ）

A．for

B．of

C．at

_______ Tuesday's maths class, Sam helps Tim. (   )

A．In

B．At

C．On

Where does he work? He works _____ a factory.（）

A．in

B．for

C．with