内容正文:
教材精讲练·四川英语
第
二
部
分
语
法
专
题
精
讲
练
Passage4
Leavesareveryimportantfor 1 —they
givefoodtothewholetree(orplant)!
Doyouknowwhy
leavesaregreen?That
is because there is
chlorophyl(叶绿素)
insideleaves.Italows
theleavestoconduct
photosynthesis(光合作用).Aplantmakesitsown
foodinitsleaves. 2 comestotheleaves
throughtheroots.Airgetsintotheleavesthrough
verysmalholes.Italsoneeds 3 becausea
plantcanmakefoodonlywhenthesunisshining.
Leaveskeepyoucoolonhotdaysbymaking
shades.Leavesalsohelpmaketreesgoodhomesfor
4 ,likebirds,squirelsandbugsbyproviding
themwithshelter,aplacetohide,andeven 5 !
Theyarenotonlyhelpfultoanimalsbutalso
humans.
Asthe 6 getscoolerandthedaysget
shorterinautumn,treesstarttoprepareforwinter.
Sinceleaveshavewaterinside,theycantstandlow
7 .Becausethewaterwouldfreezeandthe
leaveswoulddieandfal.Another 8 thattrees
losetheirleavesisbecausebadweather(suchas
thunderstorms) hurtsthem during spring and
summerortheygetil.
Sincetheylosetheirleavesin 9 ,theywil
beabletogrownewonesinspring!Whenleaves
faltotheground,theyfinalybreakdownand
becomenutrientsforthesoil,helpingpreparefor
moreplantstogrowinspringandalsocreatealayer
thathelpsthe 10 takeinwater.
(B )1.A.birds B.trees C.insects
(C )2.A.Air B.Light C.Water
(A )3.A.sunshine B.cloud C.snow
(B )4.A.planets B.animalsC.humans
(B )5.A.wood B.food C.roof
(A )6.A.weather B.date C.station
(C )7.A.levels
B.heights
C.temperatures
(B )8.A.question B.reason C.way
(C )9.A.spring B.summerC.autumn
(B )10
.A.place B.ground C.floor
命题点2 名词的数
(8年37考)
考点精讲
名词的单复数混合辨析只在完形填空2022
考查过1次;短文填空主要考查单数变复数;补
全单词及完成对话主要考查名词的单复数及抽
象名词的拼写。
1.判定方法
(1)判断所填名词是可数名词还是不可数名词
可数名词 不可数名词
①可数名词有单数和
复数两种形式,如:a
desk,twodesks;
①不可数名词没有复数形
式,如:beef,ice,peace;
续表
可数名词 不可数名词
②可数名词可以被冠
词、基数词、序数词、指
示代词、many等词直
接修饰,如:anegg,
three girls, these
singers;
②不可数名词不可以被不
定冠词(a/an)、基数词、序
数词、指示代词、many等词
直接修饰
;
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教材精讲练·四川英语
第
二
部
分
语
法
专
题
精
讲
练
续表
可数名