The young lady from Australia has a gift for creatingan atmosphere for her students _________ allows them to communicate freely witheach other.

I’ll __________ you some grapes after the trip.

Have you ever been to ______ aquarium inQingdao before

_______his knowledge of the mountainouscountry, John Smith was appointed as our guide.

Have they found out the _____ of the fire?– Yes. It was a cigarette end that _____ the fire.