文档介绍：Lesson 7
Arriving in Beijing
1:
写出下列单词
的动名词形式。
1. fly sleep cook do listen walk
3. run swim put cut stop get
2. dance give use move ride
现在进行时口诀
动词加上-ing, 这种形式真有趣。
哑e结尾去掉e, 然后再加-ing.
结尾如果是辅元辅,双写再加-ing。
记住listen是特例,直接加上-ing。
have-------having
make-------making
sit-------sitting
run------running
swim------swimming
※ listen-------listening
写出下列名词的复数形式。
2:
1. map picture apple
3. city baby country
2. bus box dress watch
4. leaf wife knife
5. foot child man woman
名词单数变复数口诀
(一)规则变化
名词单数变复数,直接加-s 占多数;
book-books pen-pens
s, x, z, ch, sh 来结尾,直接加上-es;
dress-dresses box-boxes
buzz-buzzes watch-watches brush-brushes
词尾是 f 或 fe,加-s 之前先变 ve;
leaf-leaves wife-wives knife-knives
辅音+ y 在词尾,把 y 变 i 再加-es;
baby-babies city-cities
元音+y在词尾, 只加s就足够
boy – boys day – days
词尾字母若是 o,常用三个已足够,
要加-es 请记好,hero, tomato, potato。
美国黑人和英雄爱吃土豆和西红柿。
negro-negroes hero-heroes
potato-potatoes tomato-tomatoes
其余o结尾的词加s, photo-photos
(二) 不规则变化
男人女人 a 变 e,足牙 oo 变 ee;
man-men woman-women
foot-feet tooth-teeth
孩子加上 ren,鱼鹿绵羊不用变
child-children
fish-fish deer-deer sheep-sheep
※ this---these(这些)    
※ that --   those(那些)
What’s the child doing ?
The child is playing.
child
children
What are the children doing?
The children are playing.