新课堂高中英语北师大版选修七讲义Unit 21 Period 1 Word版含答案Word格式文档下载.docx
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基础的
7.doubtfuladj.怀疑的,不肯定的
doubtvt.&
n.怀疑
8.seekvt.寻找
9.annualadj.每年的,年度的
10.lameadj.站不住脚的,不易令人相信的
11.compulsoryadj.强制性的,义务的
12.controversialadj.有争议的
13.opposevt.反对
opposedadj.反对的
14.contradictvt.与(其他事物)相矛盾
contradictionn.矛盾
15.violatevt.违反,违背
Ⅱ.短语自测
1.in_silence沉默地;
无声地
2.out_of_breath上气不接下气
3.year_after_year年复一年
4.slow_down减速
5.come_across偶然碰到
6.in_vain徒然,白费力气
7.at_random随便地,随意地
8.at_all_costs不惜一切代价,无论如何
1.Thesedrugsareoriginallydevelopedtohelppeoplewithillnesses,butinthewronghands,theycreatesupremeathletesmaking_them_faster_and_strongerthanisnormalforhumanbeings.
这些药物被开发原本是用来帮助有疾病的人们,但一旦用于歧途,它们会创造出比常人更快、更强的超级运动员。
2.Taking_these_drugs_is_known_as“doping”andalthoughtheyenhanceperformance...
服用这些药物被公认为“使用兴奋剂”,虽然它们有助于超水平发挥……
3.IfAmericanathleteMarionJoneshadn'
t_takendrugs,would_she_have_made_ittotheOlympicsatall?
如果美国运动员马里昂·
琼斯没有服用药物的话,她能成功参加奥运会吗?
4.Unfortunately,itisnoteasytocatch_athletes_usingillegaldrugs.
不幸的是,要当场查出运动员使用了违禁药物并不是很容易。
5.Inthefuture,athleteswhohave_their_genes_changedmightbeabletodothe100metresdashinjust8secondsorthemarathoninlessthantwohours.
在将来,那些经过基因改变的运动员有可能在8秒内跑完100米或在不到两小时内跑完马拉松。
课文阅读理解
Ⅰ.Fast-reading
1.Firstlookatthetitleandthepictureofthepassage,andthenskimthefirstandtheendofthewholepassageandfinishthefollowingquestion.
Whatisthegeneralideaofthepassage?
The_present_and_future_of_the_sporting_world_is_being_seriously_and_negatively_affected_by_doping_and_gene-therapy.
2.Matchthemainideawitheachparagraph.
(1)Paragraphs1~2 A.Doping
(2)Paragraphs3~6 B.Recordshavefallen
(3)Paragraph7 C.TheOlympicspirit.
(4)Paragraph8 D.Gene-therapy
答案
(1)B
(2)A (3)D (4)C
Ⅱ.Careful-reading
1.WhichofthefollowingisNOTthereasonforimprovedperformance?
A.Betterequipment.B.Training.
C.Bettercoaches.D.Diet.
答案 C
2.Whyisdopingillegal?
A.Becausedopingisnotgoodenough.
B.Becausedopingcancausediseases.
C.Becauseonlyasmallnumberofathletescanuseit.
D.Becauseitisaformofcheating.
答案 D
3.Whatcanweknowabouttheworldrecordsinthe1980s?
A.AlthoughBenJohnsonbrokethe100metresworldrecord,hewascaughttakingdrugsinthe1988Olympics.
B.AlthoughBenJohnsontookdrugsinthe1988Olympics,hedidn'
tbreaktheworldrecord.
C.FlorenceGriffith'
s100metresrecordisconvincing.
D.MarionJoneswasnotcaughttakingdrugsinthe1988Olympics.
答案 A
4.Whatwouldtheeffectofgene-therapybeonsport?
A.It'
sagoodwaytoimprovetheathleticperformance.
B.Ifgene-therapywereusednow,itwouldbeeasytofindout.
C.Thegene-therapywouldcontradictthewholespiritofsport.
D.Peopleagreetouseitinsport,andhopeforfurtherresearchintoit.
5.WhatistheOlympicspirit?
A.Totryone'
sbesttogetthegoldmedal.
B.Tocompeteandsucceed.
C.Toemphasizetakingpartratherthanwinning.
D.Toworktogether.
1.Itdigestsyourfoodandsendsvitaminsandmineralsintotheblood.
它消化你的食物并把维生素和矿物质输送到血液。
[归纳拓展]
(1)digestvt.消化;
领悟;
(2)digest作动词时的读音为[daidest],作名词时的读音为[daidest]
(1)Thiskindofmeatdigestseasily.
这种肉食容易消化。
(2)Itriedtodigestthisdifficultpassage,butinvain.
我尽力去理解这篇文章,却白费力气。
(3)Youhaveknownit,soyoumusthavereadamonthlynewsdigest.
你已经知道此事,那么,你肯定读过每月新闻摘要了。
[辨析比较] taste,digest,swallow,chew
taste
品尝
digest
消化
swallow
吞咽
chew
咀嚼
[即时跟踪]
选词填空:
(1)Somebooksaretobetasted,otherstobeswallowed,andsomefewtobechewedanddigested.
写出下列句中digest的词性及含义
(2)Youshouldallowalittletimeafteramealforthefoodtodigest.vt.消化
(3)Ihavedigestedmostoftheimportantpointsinthebook.vt.理解
(4)Thedigestofthenovelincludedthemostexcitingscenes.n.摘要
2.Writedownfivetelephonenumbersandswapwithyourpartner.写下五个电话号码并且与你的搭档交换。
swapvi.交换
swapsth.withsb.与某人交换某物
swapAforB拿A与B交换
(1)Yourbooklooksmoreinterestingthanmine.Doyouwanttoswapitwithme?
你的书好像比我的有意思,你愿意和我交换吗?
(2)Norcanaircraftfuelbeswappedforagreenalternative.
飞机燃料也无法被替换为其他绿色环保的替代品。
介词填空
(1)Heswapshisoldcarforanewmotorcycle.
(2)Iswappedjacketswithhimtogetabetterfit.
完成句子
(3)Iwouldn'
tswap_places_withhimforanything.
我说什么也不愿意处于他的地位。
(4)Swap_the_shirt_forabiggerone.
把这件衬衣换成大一点的。
3.Takingthesedrugsisknownas“doping”andalthoughtheyenhanceperformance,theyalsocauseserioushealthproblemsinlaterlifeforthosewhoabusethem.
服用这些药物被公认为是“使用兴奋剂”,尽管它们有助于超水平发挥,但也会给滥用这些药物的人在以后生活中带来严重的健康问题。
abusevt.滥用;
虐待;
辱骂;
n.滥用;
谩骂;
弊端
abuseone'
spower滥用职权
alcohol/drugabuse酗酒/嗜毒
(1)Allthechildrenhad