万圣节孩子们想问大人要糖果,会说:A.Trick or treat! B.Happy Teacher’s Day.
I cleaned my classroom ___________.
—Who was on duty last Friday﹖ —______.
______your father at work the day_____yesterday(前天)﹖
The twins______in Dalian last year. They______here now.
______your parents at home last week﹖