1、Unit 2 Section AGrammar Focus单数单数 复数复数 this these that thoseit/he/she they is are注意到了吗？注意到了吗？This _ my father.These _ his parents.That _ your brother.Those _ her friends.They _ my family.isareisareareisarethis(这个这个)单数单数these(这些这些)复数复数一般用来指一般用来指较近较近的的 人人或或事物事物。that(那个那个)单数单数those(那些那些)复数复数则指则指较远较远的的人
2、人或或 事物事物。these,those作作主语主语时，后面的时，后面的谓语动词用谓语动词用复数复数形式形式are。（1）This is his sister.介绍别人用句型介绍别人用句型：This is That is 辨认某人用句型辨认某人用句型：Is this?Is that?肯定回答：肯定回答：Yes,it is.否定回答：否定回答：No,it isnt.（2）These are my sisters.辨认某人复数用句型辨认某人复数用句型：Are these?Are those?肯定回答：肯定回答：Yes,they are.否定回答：否定回答：No,they arent.1.This
3、is my sister.(改为复数句子改为复数句子)_2.That is his brother.(改为复数句改为复数句子子)_These are my sisters.Those are his brothers.按要求改写句子：按要求改写句子：3.This is her pen.(改为复数句改为复数句)_4.Those are his friends.(改为单数句子改为单数句子)_5.These are my friends.(改为单数句子改为单数句子)_These are her pens.That is his friend.This is my friend.名词变复数规则：名词变
4、复数规则：3.以辅音字母以辅音字母加加 y结尾的词：结尾的词：名词有名词有单数单数和和复数复数变变y为为i再再加加es1.一般情况：一般情况：2.以以s,x,ch,sh等结尾的词：等结尾的词：-s-esbookssboyclassesfamilyfamilies人称代词人称代词(主格主格)形容词性物主代词形容词性物主代词I(第一人称第一人称)you(第二人称第二人称)he(第三人称第三人称)she(第三人称第三人称)myyourhisher人称代词一般放于人称代词一般放于句首句首作作主语主语,形容词形容词性物主代词放于性物主代词放于名词前名词前，修饰名词修饰名词。they(第三人称复数第三人称
5、复数)theiryou(第二人称复数第二人称复数)we(第一人称复数第一人称复数)yourourwatch _ photo _ruler_ book _I _ he/she_that_this_strawberry_ orange_ peach_ watchesphotosrulersbookspeachesstrawberrieswetheythosetheseoranges1.Is he your friend?Yes,_.A.it is B.it isnt C.he is D.he isnt2.Is this your father?No,_.A.it is B.it isnt C.he is D.he isnt3.Is that your _?A.a picture B.picture C.pictures D.nice picturesCBB4.Are _ Kates _?A.this,book B.that,book C.these,books D.those,book5.Is Guo Peng your brother?_.A.Yes,it is B.No,it isnt C.Yes,she is D.No,he isnt6.Anna is not my sister._ my cousin.A.He B.Hes C.She D.ShesCDD
