七年级上册英语知识点归纳
Unit3Thisismysister.
词汇：
1.称呼类词汇：sister姐;妹mother妈妈father爸爸
brother兄;弟grandmother祖母;外祖母grandfather祖父;外祖父
aunt姑母;伯母;婶母uncle叔;伯;舅;姨夫son儿子
cousin表(堂)兄弟(姐妹)daughter女儿
2.本单元出现的缩写：that’s=thatishe’s=heis
3.本单元出现的指示代词：these这些those那些
4.thanksfor为……而感谢
句式：
1.This/that/These+be动词+sb’s…
Thisishissister.Thatismybrother.Thesearehisbrother.
2.be动词+代词+…Isthisyoursister?Issheyoursister?
3.Thanksfor…Thanksforthephotoofyourfamily.
4.Here+be动词+…Hereismyfamilyphoto.
句型：
1,Isthisyoursister?No,itisn’t.
Issheyoursister?No,sheisn’t.
2,Thisismyfriend.Thesearemyfriends.
Thatismybrother.Thosearemybrothers.
3,Thanksforthephotoofyourfamily.Hereismyfamilyphoto.
photoofyourfamily=yourfamilyphoto
语法：
可数名词单数变复数：一般情况下加s,book-books，以s,x,sh,ch结尾的`加es
watch-watches以辅音字母加y结尾的，把y改为i再加esboy-boys,family-families以o结尾的有生命的加es,?无生命的加s,tomato-tomatoes,photo-photos
