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se it later. ________5_______ If we all think carefully, we can help protect trees. But we should do it now, before it is too late. A. Now paper still es from trees. B. Everyone can help to save paper. C. However, people in China began to use paper money in the 7th century. D. He took the wood from trees and made it into paper. E. So how can we save paper? 參考答案 I. II. 由 for several years可知,本句用現(xiàn)在完成時。 will e ’s go and have a drink. We’ve got ________ time before the train leaves. A. a little B. few C. little D. a few 7. My sister doesn’t like doing the housework at home. She usually ____ much time shopping in the supermarkets. A. spends B. costs C. takes D. pays went to London ________New York. A. instead B. instead of C. not D. but important for us to help people in need. A. That’s B. It’s C. Such is D. Its 10.—Where is Mr Li? —He has gone to Beijing ________ business. A. with B. at C. on D. in 參考答案 I. up turns for II. Lesson 24 (課下作業(yè)) I. 單項(xiàng)選擇 night, I watched the football match and didn’t go to bed ________ midnight. A. while B. when C. until D. since 2.—Did you go to Tom’s birthday party? —No, I ________. A. am not invited B. wasn’t invited C. haven’t invited D. didn’t invite will let you know as soon as he ________. A. es back B. will e back C. is ing back D. e back you’re the boss, you should decide what to do next. A. Whether B. After C. As D. Though you have finished your work, let’s go now. A. Though B. But C. Before D. Since came up ________ his English teacher and asked her a question. A. to B. from C. of D. on there ____