新概念英语第一册语法总结.docx

一．时态：
一般现在时，现在进行时，一般过去时，现在完成时，一般将来时，过去进行时，过去完成时，过去将来时
1.一般现在时
表示一般性，经常性的动作或一般性事实。
含有be动词的句子
Heisateacher.
Thegirlisverybeautiful.
TimandJackarestudents.
★变疑问句将be动词移到句首
Isheateacher?
Isthegirlverybeautiful?
AreTimandJackstudents?
★变否定句在be动词后面加not
Heisnotateacher.
Thegirlisnotverybeautiful.
TimandJackarenotstudents.
★肯定回答及否定回答
Yes,heis.No,heisnot.
Yes,sheis.No,sheisnot.
Yes,theyare.No,theyarenot.
不含有动词的句子，即含有一般动词的句子
第三人称单数及单数名词
Helikesbooks.
Shelikeshim.
Thedoglikesbones.
★变疑问句在句首加does,动词变为原型
Doeshelikebooks?
Doesshelikehim?
Doesthedoglikebones?
★变否定句在主语及动词之间加doesn’t,动词变为原型
Hedoesn’tlikebooks.
Shedoesn’tlikehim.
Thedogdoesn’tlikebones.
★肯定回答及否定回答：
Yes,hedoes.No,hedoesn’t.
Yes,shedoes.No,shedoesn’t
Yes,itdoes.No,itdoesn’t.
注意：第三人称单数形式一般在动词后面加S，不要和名词复数混淆，变否定句或疑问句时名词复数没有任何变化。
其他人称及复数名词
Iwanttohaveabath.
Wehavesomemeat.
Thestudentslikesmartteachers.
★变疑问句在句首加do
Doyouwanttohaveabath?
Dowehaveanymeat?
Dothestudentslikesmartteachers?
★变否定句在主语和动词之间加don’t.
Youdon’twanttohaveabath.
Wedon’thaveanymeat.
Thestudentsdon’tlikesmartteachers.
★肯定回答及否定回答
Yes,Ido.No,Idon’t.
Yes,wedo.No,wedon’t
Yes,theydo.No,theydon’t.
2.现在进行时
表示现在正在进行的动作。
构成：主语＋be动词＋动词的现在分词＋其它成分（现在分词的构成见附录）
Wearehavinglunch.
Heisreadingabook.
Thedogisrunningafteracat.
Theboysareswimmingacrosstheriver.
★变疑问句将be动词移到句首
Arewehavinglunch?
Ishereadingabook?
Isthedogrunningafteracat?
Aretheboysswimmingacrosstheriver?
★变否定句在be动词后面加not
Wearenothavinglunch.
Heisnotreadingabook.
Thedogisnotrunningafteracat.
Theboysareswimmingacrosstheriver.
★特殊疑问句：what,which,how,where,who,etc.
疑问词＋动词＋主语＋现在分词
Whatareyoudoing?
Whatisshedoing?
Whatisthedogdoing?
(必背)
没有进行时的动词
表示状态，思想，感情和感觉的动词不能表示正在进行的动作
1.表示感觉，感官的词
see,hear,like,love,want,
2.have,has当”拥有”讲时没有进行时
3.一般过去时
表示过去发生的动作或事件，常和表示过去的时间状语连用，如yesterday,lastnight,thedaybeforeyesterday,3daysago,
含有be动词的句子，将动词变为过去式，am,is的过去式为was，are的过去式为were
Iwasatthebutcher’s.
Youwereastudentayearago.
Theteacherwasverybeautifultenyearsago.
★变疑问句将be动词移动到句首
Wereyouatthebutcher’s?
Wereyouastudentayear