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Unit 2 This is my sister(新目标七年级上册U2)

发布时间:2014-06-27 14:30:17  

a book

books

That is a book.

This is a book.

These are books.

Those are books ,too.

These are my erasers.

Those are your pencil sharpeners.

This is an orange.

These are oranges.

That is her pencil.

Those are her pencils.

Is this your pencil? Is that his pencil case?
Are these your keys? Yes, they are. Are those her pens? No, they aren’t.

No, it isn’t. Yes,it is.

A:Are these your ……?
B :Yes ,they are . A :Are those your ….?

B:No,they aren’t.

be动词表示“是”,有三个:am ,is, are. 我(I)用(am), 你(you )用(are), is连着他(he)、她(she)、它(it), 单数跟is 后,复数全部都用are.
单数 复数

this that is/am

these those are

变为疑问句:

Is this your clock? 1.This is my clock. 2.That is your ring. Is that your ring? 3.These are her books. Are these her books? 4.Those are his oranges. Are those his oranges? 5.Those are my backpacks. Are those your backpacks? 改错:
1.Are this your book? 2.Those is my pen. 3.Is these his pencils? 4.Are those her ruler? Is this your book?/Are these your books? That is my pen./Those are my pens. Are these his pencils? Are those her rulers?

5.Are they your books?Yes,they’re.

Are they your books?Yes,they are.

可数名词复数:
1.一般直接加s, 如pen—pens,eraser—erasers,book—books. 2.以o.s.x.sh.ch.结尾的加es, 如watch---watches. 3.以辅音字母加y结尾的,变y为i再加es, 如family---families,dictionary--dictionaries. 4.以f或fe结尾的变f或fe为v再加es, 如knife(小刀)—knives. 5.部分以“o” 结尾加es 如potatoes (土豆) tomatoes(西红柿) 其他加s, 如photo--photos

把下列单数名词变成复数:

pencil

baseball game notebook ring ruler

pencils baseballs games notebooks rings rulers
watch
Watches

fish
fishes

bus box
buses

potato

tomato

boxes potatoes tomatoes

family baby party families babies parties boy class knife life dictionary photo

boys classes knives lives dictionaries photos

把下列句子单数变成复数:
1.This is a book.
This are books. Those are oranges.

2.That is an orange.
3. This is my pencil .

These are quilts.
Those are her quilts. Are these your watches? Are those his dictionaries? They are maps. Those are his rings.

4.That is her quilt.
5.Is this your watch?

6.Is that his dictionary?
7.It is my map.

8.That’s his ring.

人称代词和物主代词:
人称代词是经常用做主语的代词, 物主代词就是表示所有关系的代词。

人称代词: I 我 you 你 he 他 she 她 it它 we我们 you 你们 they他们 形容词性物主代词 : my 我的 your 你的 its 它的 our 我们的 their 他们的
his 他的 her她的 your 你们的

把下列句子翻译成英语:

1.这是他的铅笔。
2.那个是你的文具盒吗? 3.那些是你们的桔子吗?

This is his pencil. Is that your pencil case?

Are those your oranges?

4.这些不是他们的地图。 These are not their maps. Are those their dictionaries?

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