.In those days, the old woman __________ sit at the door for hours, waiting for her son to return from abroad.

Children knock____ Uncle Wang’s door. He gives them some candy ___ a treat.

In the interview, something creative should be done by graduates to ______ themselves ______ other interviewers.

Nice to meet you! —________.

it’s time I got down _____ my homework,but I just can’t resist _____ computer games