___________some measures, wemight have prevented the environmental pollution

English has a large vocabulary, hasn’t it?—Yes _____ more words and expressions and you will find it easier to read and communicate

st Chinese young people in recent years, a houseis within sight but _______ for lack of money

The boy was seen _______ in the examination and was punished by the teacher.

I’msorry to keep you waiting. I’ll make short work of this. — ____________. I’m not in a hurry.