《Language in use》Healthy food PPT课件下载

外研版七年级英语上册《Language in use》Healthy food PPT课件下载，共24页。

Learning Objectives

By the end of the class, we will be able to:

1. use “ have / has got ” sentence patterns correctly;

2. use “some” and “any” correctly in sentences;

3. distinguish countable nouns from uncountable nouns and correctly use the plural form of countable nouns.

4. use what we have learned to express our views on food.

have got的用法

结构

主语 (sb.)+have/has got+其他.

have got意为“有；拥有”，表示的是一种所属关系，即“某人有……”。

【注意】have got结构中got没有变化，但have要随主语的情况而定。当主语是第三人称单数时要使用has，其他人称要用have。

句式

1.肯定句形式:主语 (sb.)+have/has got+其他.

We have got a computer.

She has got a brother.

2.否定句形式:主语(sb.)+have / has not got+其他.

I haven't got a new dictionary.

He hasn't got a car.

3.一般疑问句形式:Have/Has+主语+got+其他?

肯定回答：Yes, 主语+have / has.

否定回答为：No, 主语+haven't / hasn't.

—Have you got a cat?

—Yes, I have. / No, I haven't.

—Has she got many friends?

—Yes, she has. / No, she hasn't.

some/any的用法

some的用法

some意为“一些”，可作形容词和代词。修饰可数名词复数和不可数名词，常用于肯定句中。

There is some milk in the cup.

I have got some nice stamps.

There are some students in the classroom.

any的用法

any意为“任何一些”，它也可修饰可数名词复数或不可数名词，常用于疑问句和否定句。

I can't see any tea.

Do you have any friends at school?

Has he got any sisters?

We haven ’t got any English classmates.

可数名词与不可数名词

可数名词

(1) 定义:是可以计数的名词,例如：book, pen, dog, apple, orange...

(2) 可数名词前可以用a, an限定，表示一个……

(3) 可数名词前可以用one,two,three...限定。

(4) 可数名词有复数形式。

可数名词复数形式

1.规则变化

① 一般在名词词尾加-s。

desks pens bags

② 以s, x, ch, sh结尾的名词的词尾加-es。

watches buses boxes

③ 以“辅音字母+y”结尾的名词改y为i再加es。

families cities babies stories

④ 以f或fe结尾的名词改f或fe为v再加es。

lives knives

⑤ 以“辅音字母+o”结尾的有生命的名词在词尾加es。

tomatoes potatoes

无生命的名词+s

pianos radios

2. 不规则变化

① 变内部元音字母

man—men woman—women

foot—feet tooth—teeth

② 完全不规则

child—children mouse—mice

③ 单复数同形

sheep deer Chinese Japanese