—How much one donut? (   )
—One yuan.

A．for

B．are

C．do

Did you go _________ your parents?

A．of

B．to

C．with

I know _____ China. （   ）

A．in

B．about

C．for

选择恰当单词，补全句子。
at    of    to    in    by
【小题1】We stayed in a hotel _________ the sea.
【小题2】I went _________ Harbin.
【小题3】We have learned a lot _________ English words.
【小题4】We enjoyed the moon and stars _________ night.
【小题5】Many students are interested _________ English.

He brings a Christmas tree ________you. (   )

A．at

B．for

C．with