______ the zoo, you’ll see lots of animals. (  )

A．In

B．on

C．of

Look _______the people _______the park.(  )

A．at, on

B．on, in

C．at, in

He is ___ home. （   ）

A．at

B．for

读一读，选择正确的单词填空。
【小题1】Welcome ___________(to/in) our school.
【小题2】Our library is __________(on/in) the first floor.
【小题3】This is the __________(teachers/teachers' ) office.
【小题4】—How many _________(student/students) are there in your class? —Forty-two.
【小题5】—_________(Is/Are) that the computer room? —No, it isn't.
【小题6】—_________(Are/Do) you have a computer room?  —Yes, we do.

My brother likes to swim _____ the sea. (   )

A．at

B．on

C．in