初中一般现在时的用法和练习

一般现在时

表示经常发生的动作或存在的状态，常与表示频率的时间状语连用。

1.标志词：

常有提示词：often, usually, sometimes, every day/week, on Sunday,

in the morning/afternoon/evening，at...等。

2.

如：On sunday many people go to church. 星期天有许多人去做礼拜。

主要用法：

A.表示经常性，习惯性的动作。

我经常走路去上学。_______________________________________________________

他经常在晚上读书________________________________________________________ B.表示现在主语所处的状态。

我们很忙。_________________________________________

我们现在有空_______________________________________________ C.表示主语所具备的性格和能力。

他会游泳。___________________________________________________________

他汉语讲的很好_______________________________________________________ D.表示客观事实，普遍真理或格言

一周有七天 _______________________________________________________

月亮围绕地球转 _______________________________________________________

Be动词的缩略形式：

be与主语缩写： I am = I'm he is = he's she is = she's it is = it's

we are = we're you are = you're they are = they're be与not缩写: is not = isn't are not = aren't

注意：

a.在肯定的简略答语中，一般不用缩写。 b. this 不能与is缩写。 c. am不能与not缩写。

如：— Are you ten? ---Yes,I am.

如：这是个超市。____________________________________

我不是十一岁。____________________________________

一般现在时的构成形式

1. 当句子中的谓语动词为be时，有三种不同的变化形式。

第一人称 第二人称 第三人称 单 数 I am.... you are.... he/she/it is.... 复 数 we are..... you are... they are....

例句：我是一个学生。_______________________________________

他是一位教师。_______________________________________

BE的句型结构：

肯定句：主语

+ am/is/are +....

她来自美国 ______________________________________

否定句:主语 + am/is/are + not +.......

+......?

他今天没在家______________________________________ 疑问句：am/is/are +主语

这本书是你的吗？___________________________________

2.当句子中的谓语动词是行为动词时，一般现在时用动词原形或第三人称单

数形式。

注意：当主语位单数第三人称，动词一般现在时使用第三人称单数形式，动

词变单数第三人称的规则如下：

a.

直接在动词结尾+S

play---plays write-----writes

help---helps

b. 以-s,-x,-ch,-sh,-o等结尾的 ，在词尾+es

guess---guesses watch----watches go----goes

c. 以辅音字母+Y结尾的，变Y为i+es

study----studies fly----flies

carry---carries

特例：have---has

肯定句：主语+V/V(E)S+其他

如： 我喜欢蛋糕。________________________________

丽丽喜欢打篮球。____________________________________________

否定句：主语+do/does+not+V+其他

如：我们不喜欢吃苹果。_________________________________________

他不喜欢画画。_______________________________________________ 一般疑问句：do/does+主语+V+其他 ?

如：你经常去电影院吗？___________________________________________

是的，我经常去。 ___________________________

你的妈妈喜欢购物吗？__________________________________________

不，她不喜欢。____________________________

答语：Yes, 主语+do/does.

No,主语+do/does not.

特殊疑问句：疑问句+do/does+主语+V+其他

如：你喜欢喝什么？_________________________________________________________

汤姆喜欢做什么？_________________________________________________________________

专项练习：

1. Jenny is a nurse and ________ in Town Hospital.

A. works B. to work C. is working D. work 2. John __________ to bed early but his brother doesn't. A.goes B. go C. is going D. going 3. it's nearly six o'clock. Let's __________ home.

A. to go B. go C. going D. goes 4. How about _________ for a picnic tomorrow.

A. to go B. go C. going D. goes 5. When you leave the room, you must _______.

A. turn on the light B. to turn on the light

C. turn off the light D. to turn off the light 6. Listen! Jim _________English in the room.

A. is reading B. reads C. read D. to read 二．用动词的正确形式填空。

1. We often __________ (play) in the playground. 2. He ___________(get)up at 6 o’clock.

3. _______ you _______ (brush)your teeth every morning? 4. What ______ (do) he usually ________ (do) after school?

5. Danny _________ (study) English,Chinese,Maths,Science and Art at school. 6. Mike sometimes ________(go) to the park with his sister. 7. At eight at night, she _________(watch) TV with his parents. 8. _________ Mike _________(read) English everyday?

9. How many lessons _________ your classmate ______ (have) on Momday? 10. What time _________ his mother __________(do) the housework?

二。句型转换

1. My father reads China Daily every day.(改为否定句）

____________________________________________________________________ 2. We enjoy swimming.

一般疑问句_____________________________________________________ 肯定回答 ___________________________________________