陈述句改否定句•陈述句变否定句的规则如下:•(1)句中有be动词的,直接在be动词后面加not
•Sheismysister
•Sheisnotmysister
•(2)句中有情态动词的,直接在情态动词后面加not•Youmaycomeheretomorrow
•Youmaynotcomeheretomorrow
•(3)句中谓语动词是实意动词,(没有be动词amisare,也没有情态动词canmaymust的,)在实意动词前面加don’t或doesn’t,,(当主语是第三人称单数时,加doesn’t
)相应的实意动词变为原型
•ShestudiesEnglishatschool
•ShedoesnotstudyEnglishatschool
陈述句改一般疑问句•陈述句变一般疑问句的规则如下:•主要看句子中的动词
•(1)句中有be动词的,把be动词提到句首
Heisawriter
Isheawriter
•Iamastudent
Areyouastudent
•(2)句中有情态动词的,把情态动词提到句首
•(must,may,can,could,need,will…)•Icancleanthewindow
•Canyoucleanthewindow
•(3)句中谓语动词是实意动词,没有be动词amisare,也没有情态动词canmaymust的,在句首前面加do或does,当主语是第三人称单数时,加does
相应的实意动词变为原型•Helikescows
•Doeshelikecows
•(4)把句中的第一人称改为第二人称
•把some改为any
肯定回答和否定回答•Areyouboys
•Yes,weare(No,wearen't)•Issheanurse
•Yes,sheis
(No,sheisn't)•Doeshelikecows
•Yes,hedoes