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文档之家› 完整版一般现在时.语法讲解PPT.ppt
完整版一般现在时.语法讲解PPT.ppt
等时间状语连用。
4、在时间状语从句中表示将来发生的动作。
e.g. If it doesn’t rain tomorrow, we’ll go to the park.
5、表示按时间或计划将要发生的动作,常与时
间状语连用,常用动词为:
come, begin, go, leave, arrive, stop, start, return,
一般现在时
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Ⅰ、概念:
经常、反复发生的动作或存在的状态及 现在的某种状态。
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Ⅱ 、构成形式:
1 、肯定式 1)主语 + be (am/is/are)+表语
I am a student. It/ She/He is a teacher. You/They are classmates. 2)主语 +情态动词(can, must, may, need, shall)
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3. - ___ you think he will come?
- If it ___ tomorrow, he will not come.
4)He runs very fast.
注意:在一般现在时态的肯定句中, 当主语是第三人称单数(she, he, it), 行为动词要加-s或者 –es.
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2.一般现在时态的否定和疑问式 (1).Be动词
肯定句:She is a student. 否定句:She is not a student .
E.g. Our holidays begin in a..。w.. eek.
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Ⅳ 、 就单词的正确形式填空
1.He _l_o_ok_s_ (look) tired. 2.The earth_g_o_es (go) round the sun.
3. M__a_y (may) I have your pen? 4.Practice _m_a_k_e_s _ (make) perfect.
8.How __is__(be) your father ?
9.There _is___ (be) a sc..。h..ool there.
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Ⅵ 、 Homework
一、写出下列动词第三人称单数的变化形式
➢be ➢have ➢come ➢go ➢stay ➢teach
➢write ➢take ➢study ➢watch ➢fly ➢play
5.They usually_co_m_e_ (come) to school earlier. 6.Class_b_e_gi_n_s (begin) at eight every morning.
7.When hec_o_m_es (come), we’ll go out to meet him.
A. have, have B. has, has
C. have, has D. has, have
2. If their house ___ not like ours, what___ it look like?
A. is, is
B. is, does
C. does, does D. ..。.. does, is
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Ⅲ 、一般现在时态的用法:
1、表示目前或现在存在的状态或特征.
e.g. She is often late.
2、表示客观存在及普遍真理。 e.g. The earth is round.
3、表示现在经常和习惯性发生的动作,常与
sometimes, often, usually, always, everyday…
3.My brother works in a factory.
My brother doesn’t work in a radio factory.
Does your brother works in a radio factory?
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三、单项选择
1. The Browns ___ a nice car and Brown's brother __ a nice jeep.
I can speak English. She must go to school.
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3).主语+行为动词(speak,say,call,go, run….)
1)I speak English.
2)She/He/It speaks English.
3)They call me Tom.
否定句:She doesn’t like Maths. 一般疑问句:Does she like Maths?
肯定回答:Yes, she does.
否定回答: No, she do.e.。s..n’t.
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注意:在一般现在时态中,当谓语动词是 行为动词的时候,变否定和一般疑问句时, 要借助助动词do和does帮忙。当主语是第 三人称单数(she, he, it)的时候用does, 其他人称用do. 借助助动词do和does以后, 动词要用动词原形。
..。ห้องสมุดไป่ตู้.
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二、将下列句子变成否定式和一般疑问句
1.Her name is Li Ling.
Her name isn’t Li Ling.
Is she Li Ling ?
2.We go to school at night.
We don’t go to school at night
Do you go to school at night?
肯定回答:Yes, she can. 否定回答:No, she can’t.
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(3)行为动词
1.e.g. I run very fast.
否定句:I don’t run very fast . 一般疑问句:Do you run very fast ? 肯定回答:Yes, I do.
否定回答: No, I don’t. 2.e.g. She likes Maths.
一般疑问句:Is she a student ? 肯定回答:Yes ,she is .
否定回答: No ,she isn’t.
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(2).情态动词
e.g.
She can speak Chinese.
否定句:She can’t speak Chinese. 一般疑问句:Can she speak Chinese?