--- _______ you _______ to the park yesterday? (   )
--- Yes, I did.

A．Do; go

B．Did; go

C．Did; went

These yellow pants are nice. I’ll ______ them! (    )

A．for

B．take

C．taking

Students ______ their summer holidays. ( )

A．has

B．having

C．have

用所给词的正确形式填空。
【小题1】In this picture, Nancy _________ (be) 11 years old, and now she _________ (be) 21 years old.
【小题2】When I was young, I _________(like) to play basketball.
【小题3】I _________ (have) some bread and milk for breakfast yesterday.
【小题4】Little Justin _________(meet) a fish in the river last week.
【小题5】—Are you my mum? —No, your mum can _________ (catch) flies, but I can’t.

Do you want to ________ a pen? (　　)

A．buys

B．buying

C．buy