内容正文:
五A U7 At weekends语法知识点
1. 频率副词(always , usually, often , sometimes,seldom , hardly ever, never ):
(1)一般用来表示动作发生的频率。
(2)往往放在句子中间,实义动词之前,非实义动词之后。
非实义动词分为:1)be动词(am, is, are)
2)助动词(do, does)
3)情态动词(must, can, shall, could, may)
如:I always do my homework at five.
They don’t often go to the park.
(3) 频率副词的频度如下:
always(总是100%)>usually(通常80%)>often(经常60%)>sometimes(有时40%)>seldom(很少,约20%) >hardly never(几乎不,约5%)>never(从不,0%)
2.一般现在时
(1)表示经常的或习惯性的动作,常与表示频率的时间状语连用。
时间状语:always,usually,every morning/ day/week/year,often,sometimes,never.
如: I leave home for school at 7:00 every morning. 我每天早上7点离开家去学校。
(2)存在的状态。
如:There are some students in the library. 图书馆里有一些学生。
(3)描述主语的状态、性质、特征、能力等,目的是为了“描述现阶段的动作或者状态。
如:Mike writes English well but doesn't speak well. 迈克英语写得好但是说得不好。
(4)陈述客观真理,客观存在,科学事实。
如:The earth moves around the sun. 地球绕着太阳转。
3.四个季节:in spring在春天, in summer在夏天, in autumn在秋天, in winter在冬天
4. play的用法:play + 球类/棋类/牌类: play basketball/ table tennis
play the +乐器:play the piano
play with…和…… 一起玩;玩什么 I like playing with their cat Kitty very much.
5. very 和 very much
(1)very 主要用于修饰形容词或副词,放在前面。如:very long, very well
(2)very much 主要用于修饰动词短语,放在后面。如:like it very much
Unit 7 At weekends 语法同步练习
一、用 do/does 填空
1. What you do at weekends?
2. What he do at weekends?
3. What they do at weekends?
4. What she do at weekends?
二、用所给动词的适当形式填空
1. He often (chat) on the Internet.
2. My sister sometimes (fly) a kite in the park.
3. Tom always (go) to the cinema with his parents.
4. They usually (play) football after school.
5. She (have) dancing lessons every Sunday.
三、选择合适的频度副词填空(always, usually, often, sometimes)
1. I have dinner with my grandparents. (次数较多,不是每次都做)
2. He goes to the park. (偶尔去一次)
3. She has dancing lessons. (每次都做,频率最高)
4. They fly a kite and have a picnic at weekends. (频率仅次于always)
四、按要求改写句子
1. I often have dinner with my grandparents. (对划线部分提问)
you often at weekends?
2. He sometimes goes to the park. (改为一般疑问句)
he sometimes to the park?
3. They usually fly a kite and have a picnic. (改为否定句)
They usually a kite or have a picnic.
参考答案
一、1. do 2. does 3. do 4. does
二、1. chats 2. flies 3. goes 4. play 5. has
三、1. often 2. sometimes 3. always 4. usually
四、1. What do; do 2. Does; go 3. don’t; fly
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