全球旧事资料 分类
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dple
tyofvitami
s维他命areesse
tialforyourmemorytoworkproperlyDri
ki
galotofwateralsohelpsmai
tai
yourmemoryYoumustallowyourbrai
tohave___7___sleepa
dresttooWhe
youare___8___yourbrai
storesmemoryNote
oughsleepca
thereforecauseproblemswithstori
gi
formatio
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additio
bei
gtiredwill___9___youfrombei
gabletoco
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tratewellCaffei
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teaa
dcoffeeisverygoodat___10___sleepi
essa
dhelpi
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tratio
butsomepeoplebelievetheymaycauseproblemswithmemoryI
ordertoco
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tratewellyoumustberelaxedGe
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gregularhealthchecksarebothimporta
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otjustforimprovi
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词类及句子成分
216
f
句子成分
句子是按照一定的语法规律组成的,表达一个完整的意义。一个句子一般由两部分构成,即主语部分和谓语部分,这两部分也叫做句子的主要成分。句子的次要成分包括宾语,定语,状语,表语、同位语等。

主语subject:主语是一个句子所叙述的主体,一般位于句首。但在therebe结构、疑问句当主语不疑问词时
和倒装句中,主语位于谓语、助动词或情态动词后面。主语可由名词、代词、数词、不定式、动名词、名词化的形容词和主语从句等表示。Thesu
risesi
theeast名词Helikesda
ci
g代词Twe
tyyearsisashorttimei
history数词Seei
gisbelievi
g动名词Toseeistobelieve不定式Whathe
eedsisabook主语从句Itisveryclearthattheelepha
tisrou
da
dtalllikeatreeIt形式主语,主语从句是真正主语自测:指出下列句中主语的中心词①Theteacherwithtwoofhisstude
tsiswalki
gi
totheclassroom②Thereisa
oldma
comi
ghere③Theusefuldictio
arywasgive
bymymotherlastyear④Todotodayshomeworkwithouttheteachershelpisverydifficult

谓语:说明主语所做的动作或具有的特征和状态。动词在句中作谓语,一般放在主语之后。谓语的构
成如下:1简单谓语:由一个动词或动词短语构成。Hepracticesru
i
geverymor
i
g2复合谓语:1由情态动词或其他助动词加动词原形构成。YoumaykeepthebookfortwoweeksHehascaughtabadcold2由系动词加表语构成。词类及句子成分
316
fWearestude
ts
自测:选出句中谓语的中心词①Ido
tlikethepictureo
thewallAdo
tBlikeCpictureDwall
②Thedaysgetlo
gera
dlo
gerwhe
summercomesAgetBlo
gerCdaysDsummer
③DoyouusuallygotoschoolbybusADoBusuallyCgoDbus
④Therewillbeameeti
gatthelibrarythisafter
oo
AwillbeBmeeti
gCthelibraryDafter
oo

⑤Didthetwi
shaveporridgefortheirbreakfastADidBtwi
sChaveDbreakfast

表语:表语用以说明r
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