Unit1 Lifestyles Lesson 3【教学目标】了解一般现在时、现在进行时与一般将来时的不同用法【知识梳理】Step2
一般现在时 1
表客观真理,科学事实,格言及其它不受时间限制的客观存在
The earth moves around the sun
A rolling stone gathers no moss(青苔)
表经常习惯性动作
Father doesn’t smoke
He always sleeps with his windows open
表现在的行为或状态
Someone’s at the door
What’s the matter with you
表主语所具备的特点,特征或能力
Tom speaks good English
常用于时间、条件、让步状语从句,表将来,即经常说到的主将从现
If it is fine tomorrow,we’ll go to the countryside
We’ll go out for a walk as soon as the rain stops
用于根据规定或时间表预计要发生的动作,只限于 go,come,leave, start,stay, begin, close, open 等动词
The train leaves at 7∶30 this evening
The term starts on 23rd August
现在进行时 be doing 用以体现现在(或现阶段)正在发生或进行的动作1
表说话的时刻正在发生或进行的动作
He is watching TV now
表目前一段时间内正在进行的动作,说话时动作未必正在进行
Green is writing