用括号内所给动词的适当形式填空。
【小题1】There was a loud noise while Lily _______________ (listen) to music in her study.
【小题2】It is very important ________________ (not give) your goldfish too much food.
【小题3】Look! The audience __________________ (clap) their hands at the theatre .
【小题4】---_________ you_________  (hear) from him recently？   --- Not yet.
【小题5】Listen! The radio says something bad ______________ (happen) last night.
【小题6】The parade was so wonderful that all of us couldn’t stop _____________ (take) photos.
【小题7】There ________________ (be) a class meeting this afternoon, isn’t there?
【小题8】Computers __________________ (control) by programs .
【小题9】The hot water must _________________ (keep) away from the children .
【小题10】_________________ （not throw）litter everywhere, children.