I’m ________ an e-mail.  (    )

A．writing

B．write

C．writting

Mary is _________the piano in her room. ( )

A．play

B．plays

C．playing

用所给词的适当形式填空。
【小题1】They _________ (spend) their holiday in London last month.
【小题2】Kitty enjoyed _________ (her) at Tom’s birthday party.
【小题3】Lucy is _________ (write) a postcard now.
【小题4】I am _________ (have) a good time in Guangzhou. I _________ (come) here by plane last week.
【小题5】Joe is good at ____________ (climb) mountains. He wants to climb Mount Tai.

Are they__________(clap/clapping)?
肯定回答：Yes, they___________(do/ are).
否定回答：No, they___________(don’t/ aren’t).

模仿范例写句子。
例：
The boy is doing high jump.
(1)
_________________________
(2)
_________________________