---Tom, look at your study. ___________---Sorry, Mom. I’ll clean it right now.A. What a pity!B. What a mess!C. Bad luck!
A lot of trees________on the hill yesterday.
He likes reading very much.Most of his money________on books.
—Why are you late,Jim? —Because there________a lot of traffic when I came here.
—Mike,why are you watching TV again? —I________my homework.
________energy,turn off the hot water after you take a shower.