1、单元语法专练,现在进行时( 二 ) 1.基本用法: ( 1 )表示说话时正在进行或发生的动作。例如: They are playing soccer now.他们现在在踢足球。 ( 2 )表示现阶段正在进行的动作或发生的事情。例如: They are working hard at their lessons these days.这些天他们在努力学习功课。 ( 3 )有些动词的现在进行时用来表示按计划或安排将要发生的动作。常见的动词有come,go,arrive,leave,start,stay等。例如: The bus is coming.公交车要来了。,2.一般现在时和现在进行时的区别:
2、 ( 1 )一般现在时表示主语经常性和习惯性的动作或存在的状态,也表示说话者的能力及自然现象。常见的标志词有always,usually,often,sometimes,never,every day等。 ( 2 )现在进行时表示说话时正在进行的动作,也表示目前或现阶段一直在进行的动作。常见的标志词有now,these days,at the moment等。例如: I get up at six oclock every day.我每天都是6点起床。 Tom is playing football over there.汤姆正在那边踢足球。,描述天气 1.询问天气的句型: Hows the
3、weather.?或Whats the weather like.?意为“天气如何?”用来询问天气。常用回答:Its +描述天气的形容词或现在分词。例如: Hows the weather in Dalian?大连的天气如何? Its raining.一直在下雨。 2.描述天气的形容词: 与天气有关的名词主要有rain,snow,wind,cloud,sun等。转变为相对应的形容词时,可在名词后加“y”。若是以重读闭音节结尾的名词要双写词尾再加“y”。例如: rain( 雨 )rainy( 多雨的 ) snow( 雪 )snowy( 多雪的 ) wind( 风 )windy( 多风的 ) cl
4、oud( 云 )windy( 多云的 ) sun( 太阳 ) sunny( 阳光充足的 ),.根据句意用所给词的适当形式填空 1.Is he running ( run )? No,he is swimming ( swim ) in the water. 2.Look! It is raining ( rain ) outside. 3.Its sunny ( sun ) today.Lets go for a walk. 4.Listen! They are singing ( sing ) a song. 5.Mother is cooking ( cook ) for us now.
5、6.Look! Its cloudy ( cloud ).I think it will rain. 7.Jim is studying ( study ) at home now. 8.Its snowing.The weather is very snowy ( snow ) here.,.按要求完成句子,每空一词 1.Its sunny in Tianjin today.( 对画线部分提问 )Hows the weather in Tianjin today? 2.We often swim in the river.( 用now改写句子 ) We are swimming in the river now. 3.Its snowy now.( 改为同义句 ) Its snowing now. 4.It is going well.( 对画线部分提问 )How is it going ? 5.They are doing their homework.( 对画线部分提问 ) What are they doing ?,
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