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Unit 3 Under the sea A级:基础巩固 Ⅰ.单词拼写 1.This material absorbs the sound,and doesn’t r it. 答案:reflect 2.The gate is n than a car;we’ll have to walk through. 答案:narrower 3.Is this garment made of p wool,or of wool mixed with nylon(尼龙)? 答案:pure 4.Hearing that the famous star was about to appear,the fans y and cheered. 答案:yelled 5.We hope to have an income of an average a growth rate of 10%. 答案:annual 6.The escaped prisoner was (拉) out of the cave. 答案:dragged 7.Gina’s (语言) is so sharp that it will get her into trouble one day. 答案:tongue 8.He told us some amusing (轶事) of the President’s childhood. 答案:anecdotes 9.They had an (令人敬畏的) task ahead. 答案:awesome 10.Human brains contain more than 100 million (细胞) per cubic centimeter. 答案:cells Ⅱ.完成句子 1.They drinking although they are drivers,which is very dangerous both to themselves and the passengers. 答案:abandon themselves to | 
