Would you mind _________ your voice down We aredoing our homework.–Sorry for that.

____ you ______ your homework yet, Tom—Yes, Mom. I’ve already done it.

Do you think students should be allowed to do their homework with music on–__________. If so, they can’t concentrate on the study.

en, for _____ life had been very hard, donatedhis possessions to earthquake-hit families in Sichuan

nkey suddenly emerged ________ thetree, frightening Lucy into screaming.