【同步练习卷】沪教版英语八年级下册 Unit 7 The unknown world.docVIP

Unit 7 The unknown world 同步卷1 一．选择题（共7小题） 1．Tom is in good health，because he often exercises and eats a lot of healthy __________．（　　） A．food B．water C．pear D．carrot 2．﹣Jim，please help ____________ to some bread． ﹣Thank you．（　　） A．himself B．yourself C．herself D．myself 3．If you want to buy this dress，youd better ________ first to make sure it fits you．（　　） A．pay for it B．take it off C．tidy it up D．try it on 4．﹣The summer holiday is on the way．Well have more freedom． ﹣ ．But we should learn to manage ourselves．（　　） A．Id love to B．I agree with you C．Im afraid I wont 5．The plane to Chengdu ___ just now．You have to wait until tomorrow． A．took off B．took after C．took out D．took away 6．Mark isnt coming to the concert ____ he has got too much work to do．（　　） A．so B．until C．although D．because 7．﹣There is a smile on Miss Gaos face．She must be _______ with Sams work． ﹣I think so．No one did as__ as him in our class．（　　） A．angry：well B．pleasing； good C．strict，good D．pleased； well 二．填空题（共5小题） 8．总的来说，我认为你是对的． 　 　，I think you are right． 9．Please keep　 　 （quiet/quietly）in the library． 10．收到你的来信真是太好了． Its great to　 　　 　you． 11．Mike以前是个尖子生，但是自从沉迷于电脑游戏他就落后于别人了． Mike was a top student before，but he　 　 since he lost himself in computer games． 12．察看；观察　 　． 三．完形填空（共1小题） 13．Its very important（1）　 　 us to recycle （再利用）．In nature，everything （2）　 　again．For example，when an animal dies，it becomes（3）　 　animals food． （4）　 　 is wasted．But humans have created things like plastic bags which cant be broken down （5）　 　nature．Our rubbish kills animals and（6）　 　water and soil． （7）　 　we continue making too much rubbish，the problem will only get worse．If nature cant reuse the rubbish，we must recycle （8）　 　． We should （9）　 　 up the rubbish weve made because nature cant． Recycling is also the right thing to do（10）　 　 another reason．The earth is rich in natural materials like water and trees， （11）　 　 these materials are not endless．We use up our natural materi