人教版八年级英语上时态讲义及练习

特殊疑问词（what, how often, which, where,who）+一般疑问句？

（1）行为动词

What do they do every day?

How often does Peter go fishing?

（2) 系动词(be):

Who is the girl at that gate?

一般过去时

一．动词变化：一般过去时主要表示过去的动作或状态，在句中由主语＋动词的

morning?

（2）表示过去某一段时间内经常或反复发生的动作，这时常和表示频度的状语连用，如Last term we often did experiments.

三．句型

1. 肯定句结构:

(1) 行为动词: 主语+动词的过去式

The twins went to school two hours ago.

(2) 系动词(be): I/ He/She/It+was… They/We/You+were…

I was at home last night.

2.否定句结构:

(1) 行为动词: 主语+didn’t+动词原形

The twins didn’t go to school two hours ago.

(2)系动词(be): 主语+wasn’t/weren’t+表语。

I wasn’t at home last night.

3. 一般疑问句结构:

(1) 行为动词: Did+主语+动词原形…?

Did the twins go to school two hours ago?

(Yes, they did. No, they didn’t.)

(2)系动词(be): was/were+主语+表语…?

Were you at home last night?

(Yes, I was. No, I was’t.)

4.特殊疑问句结构

特殊疑问词（what, how often, which, where,who）+一般疑问句？

★频度副词：通常用于一般现在时或一般过去时，频率副词常放在行为动词之前，系动词、情态动词或助动词之后。

1.常见的频度副词有：always（总是，一直）、usually（通常）、often（常常，经常）、sometimes（有时候）、never（从不）、hardly ever(几乎从不)、every day(每天)。

2.频度副词的位置：

a.放在系动词、助动词或情态动词后面。

David is often arrives late for school. 大卫上学经常迟到。

b.放在行为动词前。

We usually go to school at 7:10 every day. 我们每天经常在7：10去上学。

c. sometimes可放在句首或句尾，用来表示强调。

Sometimes I walk home, and sometimes I rides a bike. 有时我步行回家，有时我骑自行车。

3. every day 与everyday

a. every day作状语，译为“每一天”。如：

We go to school at 7:10 every day. 我们每天7：10去上学。

I decide to read English every day. 我决定每天读英语。

b. everyday 作定语，译为“日常的”。

She watches everyday English on TV after dinner. 她晚饭后在电视上看日常英语。

What's your everyday activity? 你的日常活动是什么？

★练习

1. How often _____ your father _____(drink) wine?

2. His mother _____ (come) to see him once a week.

3. Her sister _____ (not stay) at home on Sundays.

4. Where _____ (be) you last night?

5. She exercises every day. (划线部分提问)

______ ______ _______she ________?

6. Jim always does his homework after school.(改为否定句)

Jim ______ ______ his homework after school.

7. He never goes fishing, _____ ______?(完成反意疑问句)

8. He （go）______to the park every day.

9. ______ Lucy and Lily （like）______China?

10. Li Lei（not like）______ to drink orange soda.

11. ______Li Mi ng’s father （have）______ his lunch at home?

12. Everybody （have）______ a chance to win.

13.______you make this cake last night? Yes. I did.

14.Did Tom _______ home at five yesterday?

No, he _______. He came home at six.

15.What _______ you _______ at the store? I bought a camera.

16. Were you at home yesterday? Yes, I _______.

17. Where did you catch the fish? I _______ it in the river near my house.

18.When I ______（knock）at his door, he was cooking.

19.Tom and I ______（am, are, was, were）late for school yesterday.

20.If you want to improve your spoken English, you must speak more ____ English ____.

A. everyday; every day;

B. every day; everyday;

现在进行时

一．动词变化：现在进行时由“am /is /are＋动词现在分词”构成。加-ing的规则如下：

（1）一般在动词原形末尾加-ing。

stay－staying do－doing

listen－listening suffer－suffering

work－working spend－spending

look－looking

（2）以不发音的字母e结尾的动词，先去掉e，再加-ing。

make－making take－taking

give－giving ride－riding

please－pleasing refuse－refusing

close－closing operate－operating

（3）以一个辅音字母结尾的重读闭音节词，先双写这个辅音字母，再加-ing。

put－putting sit－sitting

run－running win－winning

begin－beginning

二．现在进行时表示：

（1）表示说话时正在进行或发生的动作，这时可以不用时间状语，也可以和now, at present, at the moment等时间状语连用。有时用一个动词，如look（看），listen （听）。

What are you reading now?

Listen! Someone is singing in the classroom.

（2）表示当前一段时期的活动或现阶段正在进行的动作。

They are working in a factory these days.

More and more people are giving up smoking.

（3）表示最近按计划或安排要进行的动作。

现在进行时有时可表示一个在最近按计划或安排要进行的动作，即可以用来代替将来时。

When are you leaving?