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1、新概念英语第1册144课练习答案新概念英语第1册144课练习答案 A 1 The writer lives in a very old town which is surrounded by beautiful woods. 2 Because it is a famous beauty spot. 3 Visitors have been asked to keep the woods clean and tidy. 4 Litter baskets have been placed under the trees. 5 The writer went for a walk in the w
2、oods. 6 Yes, he saw a lot of rubbish. 7 He saw a sign among the rubbish. 8 The sign said, Anyone who leaves litter in these woods will be prosecuted. B 1 Someone has aired it. It has already been aired. 2 Someone has cleaned them. They have already been cleaned. 3 Someone has emptied it. It has alre
3、ady been emptied. 4 Someone has sharpened it. It has already been sharpened. 5 Someone has turned them on. They have already been turned on. 6 Someone has bought them. They have already been bought. 7 Someone has swept it. It has already been swept. 8 Someone has taken them to school. They have alre
4、ady been taken to school. 9 Someone has invited them. They have already been invited. 10 Someone has told them. They have already been told. 1 C 1 It hasnt been aired yet. It will be aired tomorrow. 2 They havent been cleaned yet. They will be cleaned tomorrow. 3 It hasnt been emptied yet. It will b
5、e emptied tomorrow. 4 It hasnt been sharpened yet. It will be sharpened tomorrow. 5 They havent been turned on yet. They will be turned on tomorrow. 6 They havent been watered yet. They will be watered tomorrow. 7 It hasnt been repaired yet. It will be repaired tomorrow. 8 It hasnt been dusted yet. It will be dusted tomorrow. 9 They havent been corrected yet. They will be corrected tomorrow. 10 It hasnt been shut yet. It will be shut tomorrow. 2
