文档介绍:一般现在时时态讲解与练****br/> 一般现在时表示经常、反复发生的动作或存在的状态.
一、表示一般现在时的时间状语
一般现在时常和 always, often, usually, every day, sometimes等表示时间的状语连用.
二、行为动词在一般现在时中的用法:一般人称的谓语动词用原形.,但单数第三人称作主语时谓语动词词尾发生变化:-s;或.-es,
三、动词遇到单数第三人称时的表示方法
在一般现在时中, 当主语是单数第三人称时, 行为动词的形式是在词尾加 -s 或 –es具体方法如下:
,直接加 -s
eg. works, plays, rains, sees
sh, ch, s, x 或 o 结尾的词后加 –es
eg. washes, teaches, fixes, does, goes
-y 结尾的,先把 ‘y’ 改成 ‘i’, 再加 -es
eg. studies, flies, carries
注意: 动词加 -s 以后的读音.
动词加-s后的读音
[p] [t] [k] [f] 等清辅音后, 发清辅音 /s/
eg. helps , works, likes, hates ,laughs
, 发浊辅音 /z/
eg. drives, cleans, plays
[s] [z] [∫ ] [ ] []后, 发 /iz/
rises, wishes, teaches, urges
[t] [d]后,发 /ts/ /dz/
eg. fits, sets, needs
5. 其他情况下发[z]
eg. plans, cries, shows
四、 一般现在时的用法:
1、表示经常、反复发生的动作,现存的****惯或状态。常与often, always, usually, every day, sometimes, never, once a day, seldom等时间状语连用。例如:
I am a teacher. We are Chinese.
She goes to work every day. He always helps others.
2、表示客观事实或普遍真理。例如:
There are seven days in a week.
The earth goes round the sun.
The sun rises in the east and sets in the west.
The water boils at 100℃.
Actions speaks louder than words. 行动胜于言辞。(谚语)
3、在连词when, before, if, as soon as, until 等引导的表示将来的行为的状语从句中,常用一般现在时表示将来的动作。例如;
If it is fine tomorrow, we’ll h