13. 大部分以元音字母“a e i o u”开头的单词前用“ an” 表示,其余用
“ a ” 表示。
an apple 一个苹果an elephant 一头大象
an orange coat 一件橙色外套an ice cream 一个冰淇淋
have an Art lesson 上/有一节美术课an English book 一本英语书an egg 一个鸡蛋
14. a pair of后面常接两类名词,一类是由两个相连接部分组成,如trousers, jeans, shorts等;另一种是成双成对使用的物品,如shoes, socks, gloves 等。
• a pair of jeans 一条牛仔裤
•two pairs of shorts两条短裤
• a pair of trousers指一条裤子,不能直接说a trousers或者two trousers
15. Here is some water for you. (液体类单词不可数,be动词用is.)
here is= here’s
Here are some apples for you.
16. go后面加-ing形式的动词表示去做某项体育运动或者娱乐活动
•如:go boating, go swimming, go fishing, go dancing
17. 在can, can’t, want to, don’t, let’s, may后面加动词原形。
如:(1)She/He/David can have lunch at twelve.
(2)She/He/David wants to drink some juice.
(3)Don’t swim in the river.
(4 )Let’s go to the playground.
(5 ) May I speak to Yang Ling
18. 情态动词can的用法:表示“会,能”后面接动词原形
•肯定句:They can play basketball.
•否定句:They can’t play basketball.
•一般疑问句:Can they play basketball
•Yes, they can.
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•特殊疑问句:What can they do
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