动词八种时态

动词八种时态

（一）一般现在时

一.一般现在时的功能

1. 表示事物或人物的特征、状态。如：The sky is blue.天空是蓝色的。

2. 表示经常性或习惯性的动作。如：I get up at six every day.我每天六点起床。

3. 表示客观真理。如：The earth goes around the sun.地球绕着太阳转。

注意: 在下列情况下,句子也一般用一般现在时

1. 有些表示心理状态或感情的动词往往用一般现在时表示。

I like eating bananas.

2. 在时间、条件状语从句中表示将来的动作,用来代替一般将来时。

He will call you as soon as he arrives in Beijing.

二. 经常和一般现在时搭配的时间状语有: always, often , sometimes usually, everyday,

once a week等

三.一般现在时的结构

1. be动词：主语+be(am,is,are)+其它。如：

I am a boy.我是一个男孩。

2. 行为动词：主语+行为动词(+其它)。如：

We study English.我们学习英语。

当主语为第三人称单数时，要在动词后加"-s"或"-es"。如：Mary likes Chinese.

四.一般现在时的否定和疑问结构

1. 否定句

be动词主语+ be + not +其它。

He is not a worker.

行为动词主语+ don't( doesn't ) +动词原形(+其它)。

I don't like bread.

当主语为第三人称单数时，要用doesn't构成否定句。

He doesn't often play football.

2. 一般疑问句

be动词Be +主语+其它。

-Are you a student?

-Yes. I am. / No, I'm not.

行为动词Do( Does ) +主语+动词原形+其它。

- Do you often play football?

- Yes, I do. / No, I don't.

当主语为第三人称单数时，要用does构成一般疑问句。

- Does she go to work by bike?

- Yes, she does. / No, she doesn't.

3. 特殊疑问句疑问词+一般疑问句。

Where is my bike?

EXERCISES:

1. The little boy (study) very hard.

2. My sisters (water) the flowers every day.

3. Lucy (go) to school by bike.

4. He (not,like) swimming at all.

5. Our school ( not, be) very big, but it is very beautiful.

6．Mother always ( worry ) about my father’s health.

7. Sometimes my father ( take ) me to the park to fly kites on Sunday.

8. Miss Smith ( teach ) us English in our school.

9. My parents ( not,be ) both teacher.

10. The twins ( live ) on the second floor.

11. Mr Brown often ( watch ) TV in the afternoon.

12. Lucy often ( have ) lunch at school

13. I ( not,speak ) Chinese

14. Tom and Jim usually ( write ) to me.

15. My friend ( play ) basketball once a week.

（二）现在进行时

一.现在进行时的用法

表示当前一段时间或现阶段正在进行的动作

He is writing a letter.

We are making model planes these days.这些天我们在做飞机模型。

二.经常和现在进行时搭配的单词有now, listen, look(at), at the moment

三.现在进行时的结构

现在进行时由"be+v-ing"构成

I am reading.

He is reading.

We are reading.

EXERCISES:

1. We (play) basket on the playground now.

2. He (have) lunch at school now.

3.Listen! The birds (sing) in the tree.

4. Look! The little girl (dance) dance.

5. Tom and Jack (play) games at the moment.

6. Look! The children ( have ) a good time over there.

7. It’s fine today. The sun( shine ).

8. The students ( do ) their homework in the classroom now.

9. Look! The child ( sit ) on the ball.

10. The foreigner ( talk ) with our headmaster now.

11. My brother ( listen ) to the music at the moment.

12. Listen! The birds ( sing ) in the tree.

13. What is he doing? He ( wash) his clothes?

14. Look at the girl ! What she (draw)on the blackboard?

15. Be quick! They (wait) us outside the gate of the school.

（三）一般将来时

一.一般将来时的用法

一般将来时表示将来发生的动作或状态

二.常用于一般将来时的时间状语有soon, next week, tomorrow

三.一般将来时的结构