The air pollution is terrible.— It will be worse we take action to protect the environment.

Our teacher told us _______________ carefully in class.

The decision _____ giving lessons during vacations andweekends should be banned is ____ the Education Department of Anhui Provincehas made.

imaginationmakesthe world colorful, full of vigor and vitality.

-I need to put a cross on the map to show ____ that famous hotel is.-____ Mary’s done it already.