Module5Alessoninalab模块质量测评

《Module5Alessoninalab模块质量测评》由会员上传分享，免费在线阅读，更多相关内容在工程资料-天天文库。

1、Module5ALessoninaLab模块质量测评第一部分阅读理解（共两节，满分30分）第一节（共1（）小题，每小题2分，满分20分）阅读下列短文，从每小题后所给的A、B、C、D四个选项中，选出最佳选项。AWe'resurroundedbychemistryineverydaylife.Sometimesitiseasytosee,likewhenyourscienceteacherdoesabigexperimentinclass.Atothertimes，itcanbeprettyhardtoseeevery

2、daychemistryatwork,butnearlyeverythingyoutouchorusehassomeelementofchemistryinit.Somethingassimpleastoothpastecontainsatleastthreechemicals,ifnotmore.Itisthemixtureofthemanditschemicalreactionthatkeepsyourteethclean・Other*thingsyouuseeverydayarecreatedbychemis

3、try,suchashairproducts,shampooandsoap・Addingdetergent（洗涤齐J）towaterinvolveschemistry.Withoutchemistry,wewouldneverhaveknownthatweneedsoaptogettheoiloutofclothesorskin.Chemistrynotonlyhelpsusmakeproductsforuse,butitalsohelpsusunderstandtheworldaroundus-Chemistry

4、helpsusunderstandwhattheozonelayer（臭氧层）isandhowitprotectsus.Chemistryalsogivesussunscreentoprotectusfromthesun.Thankstochemistry,weknowbleach（j票口齐ll）canlbemixedwithvinegar,becauseitcanproducepoisonousgas.Withoutchemistry,wewouldn'thavefireworksdisplaysonimport

5、antdays・Chemistryplaysabigroleinfoodpreparation.Cookingfoodcausesittogothroughachemicalchange.Thatiswhycookedfoodoftentastesdifferentfromraw（生的）food.Bakingisagreatexampleofchemistry.Toomuchortoolittleofanyingredientmakesadifferencetotheresultofbaking,forexampl

6、e,thedough（面团）worftriseorthecakewillbeflat.Chemistryisn'tsomethingthatjustlivesinalab；it'ssomethingthatyoumeethundredsoftimeseveryday.Ifyouknowhowchemistryworks,youwillgetagreaterunderstandingofthesciencebehindsomeofthesimplest-lookingthings.语篇解读化学课上的实验让我们清楚地看

7、到了化学过程，但是在日常生活中你发现了随处可见的化学了吗？1•WhatfsthemainideaofParagraph1?A.Chemistryiseasytoseearoundus.B.Sometimeschemistryishardtoseearoundus.C.Howascienceteacherdoesabigexperiment.D.Fewthingsineverydaylifecontainchemistry.答案与解析B细节理解题。根据第一段末句可知，本段主耍强调“日常生活中看不见的化学"。故选B。2

8、・ThefollowingactionsareaboutchemistryEXCEPT・A.cleaningteethwithtoothpasteB.washinghairwithhairproductsC・usingsoaptogettheoiloutofclothesD.washingyourfacewithwater答案与解析D推理判断题。根据第二段可