It’s very bright in the room. You’d better _________ the lights.
—The doctor told me not to eat too much,but I find it difficult.—The doctor is right.________you eat,________you will be.
—Dad,must we wait until the light becomes green?—Yes,I’m afraid we________.That’s the traffic rule.
The math teacher got angry with me because I did not________what he said in class yesterday.
—Jimmy,it’s time to go to bed.—Oh,I won’t do that________I finish my homework.
You don’t have to________every new word in the dictionary while reading.