The ducks are ______ (swim) in the lake.

用所给动词的正确形式填空。
【小题1】My father _________ (watch)TV now.
【小题2】Look. The boy _________ (run).
【小题3】What _________ your mother _________ (do)now?
【小题4】My brother _________ ( swim )now.
【小题5】What _________ you _________ ( listen ) to?
【小题6】Look, Mr. Chen _________ ( play ) football.
【小题7】Tom and his sister _________ ( wait ) for you over there.
【小题8】The children _________ ( sing )in the room.
【小题9】What _________ Jenny and Danny _________ (do)now?
【小题10】Lucy _________ ( draw )a picture with her sister now.

Miss Li and her students _______ a lesson. （ ）

A．having

B．is having

C．are having

He is in the _______ room. (    )

A．sit

B．siting

C．sitting