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一般现在时英语语法
一般现在时,是一种英语语法形式。表示通常性、规律性、习惯性、真理性(即事实)的动作或状态。在英语语法中,“时”指动作发生的时间,“态”指动作的样子和状态。以下是小编整理的一般现在时英语语法,欢迎阅读。
一般现在时
A、当谓语是be动词时,构成为:主语+be动词( am, is, are )+其他。
如:I am a student.
B、当谓语是行为动词时,构成有两种:
(1)主语(非第三人称单数)+动词原形+其他。
如:We often watch TV at the weekends.
(2)主语(第三人称单数)+动词第三人称单数形式+其他。
如:Jim usually goes to the park on Sundays.
C、句型变换:
肯定句、否定句、一般疑问句及回答
They watch TV at six every day.
They don’t watch TV at six every day.
Do they watch TV at six every day?
Yes, they do./No, they don’t.
She watches TV at six every day.
She doesn’t watch TV at six every day.
Does she watch TV at six every day?
Yes, she does./No, she doesn’t.
一般现在时的用法
1) 经常性或习惯性的动作,常与表示频度的时间状语连用。
时间状语: every…, sometimes, at…, on Sunday
I leave home for school at 7 every morning.
2) 客观真理,客观存在,科学事实。
The earth moves around the sun.
Shanghai lies in the east of China.
3) 表示格言或警句中。
Pride goes before a fall. 骄者必败。
注意:此用法如果出现在宾语从句中,即使主句是过去时,从句谓语也要用一般现在时。
例:Columbus proved that the earth is round..
4) 现在时刻的状态、能力、性格、个性。
I dont want so much.
Ann Wang writes good English but does not speak well.
【比较】
1、 Now I put the sugar in the cup.
2、I am doing my homework now.
第一句用一般现在时,用于操作演示或指导说明的示范性动作,表示言行的瞬间动作。再如:Now watch me, I switch on the current and stand back. 第二句中的now是进行时的标志,表示正在进行的动作的客观状况,所以后句用现在进行时。
一般现在时
一般现在时表示经常性或习惯性的动作,或表示现在的特征或状态。
其动词形式是:动词原形(只有第三人称单数作主语时除外,要加-s)其疑问句和否定句需要用助动词do或does
1)肯定句用行为动词原形表示
They get up very early every morning.他们每天早晨起来很早。
Iv is it my grandparents four times a month.我一个月去看望祖父母四次。
2)一般疑问句则是把助动词do提前至句首,后面动词用原形。回答时,肯定用“Yes,主语+do”;否定句用“No,主语+don’t”。
–Do they go to school at seven o’clock?他们七点去上学吗?
-Yes,they do.
-Do you like this skirt?你喜欢这条裙子吗?
-No,I don’t.不,我不喜欢。
一般现在时用来表示经常的或习惯性的动作,常与以下的时间状语连用:often经常,always总是,sometimes有时,usually通常,every day/week每天/周等。
He usually goes to school by bike.通常他骑车上学。
Iv is it my grandparents every week.我每个星期都去看祖父母。
She is always late for class.她总是上课迟到。
My parents and I sometimes go out to eat.我和父母有时出去吃饭。
It often rains here.这儿常常下雨。
主语为第三人称单数时的一般现在时
一般现在时态,当主语为第三人称单数时,谓语动词也要是第三人称单数,后要加-s或-es。
He likes reading at night.他喜欢夜里读书。
She usually goes to school by bike.她平时骑车上学。
The little cat drinks milk every day.小猫每天都喝牛奶。
转换成否定句要加doesn’t,其后的动词用原形。
Kelly doesn’t get up early on Saturdays and Sundays.凯丽星期六星期天起床不早。
He doesn’t feel well today.他今天感觉不舒服。
转换成一般疑问句,句首用Does,其后的动词用原形。
Does he have lunch at school?他在学校吃午饭吗?
Does it take long by train?乘火车要很长时间吗?