名词单复数
知识点一：可数名词单复数
名词：包括可数名词（如：pear，tomato，banana, carrot）和不可数名词(如：drink, beef, chicken, meat, coffee)
    修饰词:            可数名词单数做主语时:
                                                     
                           
                             
   
    修饰词:                        可数名词复数做主语时:
可数名词单数变复数规则：
1.普通直接加s
boy-boystoy-toys
2.以s、sh、ch、x结尾的名词，加es，
bus-buses;class-classes;fish-fishes(此时的fish当“鱼的种类”讲);watch-watches;box-boxes;fox-foxes
3.以辅音字母+y结尾的名词，去y改ies
city-cities
4.以”o"结尾的名词：
（1）有生命的，加es（2）无生命的，加s，
potato-potatoes, tomato-tomatoes
zoo-zoos;photos
5.以f或fe结尾的名词，去f或fe改ves
wolf-wolves;shelf-sheves
6.单复同形的名词：
fish-fish(此时fish当“同类鱼的很多条”讲), sheep-sheep(绵羊).
练习题：
1．I want to buy some____________(tomato)．
2．There are two____________(potato)on the table．
3．Eating too many______________(vegetable) is good for us．
4．Milk and fish are good for your__________(tooth)．
5.  Bananas           my favourite fruit    .
6．The rabbit love to eat___________(胡萝卜)
7．Please give me a kilo of__________(牛肉)
8．There is __________(一个) onion in the bag．
9．Don’t eat too much_________(盐)．
10．Too much____________(糖)isn’t good for your health．
11．I like to eat________(fish)．
12．There are some________(fish)in the river．
【答案】1.tomatoes 2.potatoes 3.h 5.are 6.carrots 7.beef 8. an 9. salt 10. sugar  11. fish
12. fishes  13. C
知识点二：不可数名词
                    修饰词                            不可数名词做主语时   
   
    too much:太多，后加不可数名词；too many: 太多，后加可数名词复数
    much too:太，表程度
    some和any都可以修饰可数名词复数和不可数名词。some用于肯定句，any用于否定句和疑问句
1．There’s some___________(water)in the glass．
2．They have got some____________(orange)juice．
3．Eating too many______________(vegetable)is good for us．
4．The price of tomatoesweight什么时候用复数_____________(be)2 yuan a kilo．
5．Don’t eat too much_________(盐)．
6．I don’t eat any__________(cheese)．
7．I can’t see__________(some)food on the table．
8．Are there any_________(grape)on the table?
9．There are some________(fish)in the river．
10．—What would you like to eat?
—_____．
A．Ok            B．Yes, a cup of tea      C．Thanks      D．I’d like a hamburger, please
11．We haven’t got_____________noodles．
A．a        B．some        C．any          D．much
12．—What’s your favourite__________?
—Apples．
A．drink          B．meat          C．vegetables          D．fruit
13．Lucy likes reading English,__________she doesn’t like speaking English．
A．but        B．and        C．or          D．so
14．He likes eating___________．
A．fish          B．fishes      C．a fish          D．many fish
15．—How__________is the beef?
—It’s 20 yuan a kilo．
A．many            B．it            C．much          D．Money
【答案】1.water 2. orange 3.vegetables 4.is 5.salt 6.cheese 7. apes  9.fish
10. D  11.C  12. D  13.A  14.A  15.C
知识点三：there be
    there is +不可数名词/可数名词单数
    there are +可数名词复数
There is some snow.
There is an apple on the ground.
There are many books and sheves in the library.
思考：There       a book and some pens on the desk.
      There       some pens and a book on the desk.
【答案】is ; are
方法：就近原则
知识点四：常用表达与句型
Would ?你想要。。。吗？
What would you like ? 你想要什么？
Would you like to go for a drive? 你想去兜风吗
— May I take your order？你要点菜了吗？
— Yes, please.好的
— May I know your name? 我能知道你的名字吗？
— Yes, my name is Mary.
May I 。。。。。？---------------------表示委婉的一种语气
Yes，please.---------------------常用回答。

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