用括号中所给单词的恰当形式补全句子。
【小题1】My hobby is _________(swim).
【小题2】I had _________(a) English party yesterday.
【小题3】My mother will _________(take) me to the hospital.
【小题4】_________(That) are cows.
【小题5】December is the _________(twelve) month of the year.
【小题6】It is one of the _________(tall) towers in the world.
【小题7】_________(Do) you have a good time last Sunday?
【小题8】We used words and sentences to tell _________(story).
【小题9】There are so _________(much) people.
【小题10】Here _________(be) a lot of things for Hope School.

— ________ ruler is it?
—It's mine.

A．Whose

B．Who

C．What

_________ a beautiful girl! (    )

A．What

B．Why

C．Where

选出单词中不同类的一项：(  )

A．green

B．this

C．black

—What are _________?（   ）
—These are bags.

A．this

B．these