从句what和how的用法与区别Word文档下载推荐.doc
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即:
what+不完整句子,做主从,宾从,表从。
例:
Whathesaidmademehappy.(主从)what引导主语从句,在从句中作宾语。
1.what引导主语从句的特点:
a.前面没有东西;
b.后面有两个动词。
IthoughtthemoviewouldbegoodformyEnglish,but76itturnedout,itwasanItalianmovie.
A)since B)when C)what D)as
解析答案为D。
2.what引导宾从和表从。
公式:
动词/介词/系词+that+不完整句子
Iknowwhathesaid.(宾从)what引导宾从,在从句中作宾语。
Ilistentowhathesaid.(宾从)what引导宾从,在从句中作宾语。
Thisiswhathesaid.(表从)what引导表从,在从句中作宾语。
You80theclockwiththelatesttimeat81youwanttobewakened…
81.A)whereB)this C)whichD)that
解析答案为C。
Forstarters,cabinpressuresathighaltitudesaresetatroughly81theywouldbeifyoulivedat5,000to8,000feetabovesealevel.
A)whoB)whatC)whichD)that
解析答案为B。
who在从句中一般做主语,只有在非正式时做宾语。
优先原则:
however>
whether>
what
…butabirdhasasinglealarmcry,75means“danger!
”
A)this B)that C)which D)it
做题时,排除其他选项只剩which和that时,有逗号的选which,没逗号的一般选that。
Thewordgeography74fromtwoGreekwords,ge,theGreekwordfor“earth”andgraphein,75means“towrite”.
75.A)what B)that C)which D)it
Beforeyoubuyanexpensive84,oraservice,docheckthepriceand85isonoffer.
85.A)whatB)whichC)thatD)this
解析答案为A。
what与how的区别
what连接代词,必须代替从句中的主/宾/表语。
Idon’tknowwhattodo.
how连接副词,必须代替从句中的方式状语。
Idon’tknowhowtodoit.
Westartedthinkingoftodoaboutit.
A)whatB)howC)whetherD)when
Itcausedthemtothinkabout84theymightcontroltheexperiencesofchildren…
A)what B)how C)whateverDhowever
how在从句中作方式状语。