一、一般现在时的功能:
(一)表示经常性发生或反复发生习惯性的动作;
这种用法中经常用到:
often经常, usually通常, always总是, every每个, sometimes有时, at…在几点钟,等做时间状语,也可以说,这是一个一般现在时语法的特征。
如:
I usually get up at six.(表示经常性的事情。)
He often has dinner at home.(经常性事情)
They always go to school on foot.他们总是步行去上学。(“总是”表示经常性的事情)
(二)表示事物或人物(主语)的现在的特征、状态,这种情形下,通常不带时间状语。
如:
She likes bread, but she doesn’t like pizza .
Do you speak English?
The sky is blue.天空是蓝色的。
He works in a big company.他在一家大公司工作。
(三)表示客观现实、客观真理、科学事实、格言等;
如:
The earth goes around the sun.地球绕着太阳转。
There are four seasons in a year.
The sun always rises in the east.
Walls have ears. 隔墙有耳。
(四)表示将来。
如:
1.表示按时间表拟定的或安排好的到了时间就会发生的事情或动作:
The train arrives at 10:30 .There is still plenty of time.
火车10:30才会到达,还有足够多的时间。
She comes back next week .她下周就会回来的。
2.在时间状语从句中和条件状语从句中代替一般将来时.
I will give you some candy when we meet next week.
If he arrives ,please give me a phone call .
二、一般现在时构成:
(一) 含有be动词的一般现在时;
This is a red skirt.
This is a T-shirt. It's red.
These are trousers.
They're black.
The trousers and the T-shirt are nice.
This is the way I read a book, on a Tuesday Morning.
(二) 不含有be动词,即含有实意动词的一般现在时;
这里只有一个需要记住的地方:就是第三人称单数的
举例:
I like the shirt and the skirt.
In the evening, I do my homework.
In the evening, he does his homework.
In the evening, she does her homework.
In the evening, they do their homework.
三、一般现在时句子的变化
否定句:简单来说,就是表示否定的句子。
一般疑问句:一般疑问句是疑问句的一种。它是只用yes(是)或no(否)来回答的句子。
特殊疑问句:以特殊疑问词开头,对句中某一成分提问的句子叫特殊疑问句。
常用的疑问词有:what 、who 、whose 、which 、when 、where 、how 、why等。
转自:#