常见英语语法时态讲解一、一般现在时主要用于:1 、表示经常性或习惯性动作
It seldom(几乎不) snows here
g=forexample 例如)2 、表示现在的特征或状态
He is always ready to help others
3 、普遍真理
Action speaks louder than words
4 、剧情图片介绍,背景说明,动作解说
(Tom enters the room and sits at thetable)Doctor : What's your trouble, young man
Tom : I've caught a cold, doctor
5 、时间、条件、让步、方式状语从句表将要发生的动作时
Tomorrow we shall go for an outing unless it rains
与这种时态连用的时间状语常有:always, often, never, seldom, usually, once, a week,now 等
二、一般过去时主要用于:1 、表示过去某个时间发生的动作或情况(包括习惯性的动作或状态)e
When did you read the novel
She often came to help us in those days
2 、谈到过去的情况时 e
I didn't know you were so busy
3 、谈到已死人的情况时 e
Lei Feng was a great communist fighter
与这个时态连用的时间状语常有:yesterday, last night, the other day, two months ago, in 1985