从方框中选择正确的词组完成句子（每词只用一次，注意将动词改成正确形式）。 a lot of, twice a day, happen to, too much, take a look at, take off, have a haircut, lift heavy things, lose weight, read in the sun 1. Bob has a backache. Now the doctor his back. 2. Judy looks sad (难过). What her just now? 3. You're a little near-sighted. You'd better not . 4. When you have a fever, you should drink water. 5. You must lie down and don't move your leg . 6. We should clean our classroom . 7. My father's left arm hurts badly and he can't . 8. You get so fat and you should . 9. It's so hot today. You'd better your jacket. 10. Matthew's hair is too long. He should .