_____they singing in the party? (    )

A．Does

B．Do

C．Are

We ______ very happy yesterday. （   ）

A．are

B．all

C．were

It __________ (will / will be) windy in Xi’an tomorrow.

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.

—_________ you at the park? (   )
—No, I wasn’t.

A．Was

B．Were

C．Are