— Someone is knocking at the door. Is it Ann?— It _____ be her. She is giving a performance at the theatre now.
Can you guess if they ________ to play basketball with us ? I think they’ll come if they _______ free .
the great teacher Zhang Lili was in hospital, many people hoped she would get better soon.
The girl devoted all her time she had _____ poor children.
The engineer was _______arrest _______murder.
It’s raining hard. We have to stay at home __________ going fishing.