Mr.Li’s question seemed to answer.Few students in his class put up their hands.
Many young people took part in _______ trees on Tree Planting Day.
Finish your homework first, then you’ll _____watch TV for an hour.
—What’s wrong with you ? —________.
They arrived while we__________ dinner.
—Shall we meet on Sunday or Saturday?—______ is OK. I’m free on weekends .