资源简介 Unit 5 Here and Now.现在进行时(1)定义:表示现在(说话时)正在进行的动作或存在的状态;也可表示当前一段时间或现阶段正在进行的动作或存在的状态。 Look! he train is just getting into the station. He is reading now.二、现在进行时的构成现在进行时由“be+现在分词(v-ing)"构成。be应为助动词,一定不要漏掉!它应与主语的人称和数保持一致,即:I am/he/she/it 包括单数名词和不可数名词用is,you/we/they 包括复数名词用are.句型结构:(1)肯定句:主语+am/is/are +V-ing+其它;I am watching TV now. She is washing the dishes.(2)否定句:主语+am/is/are+ not+ V-ing+其它;I am not watching TV now. She isn' t washing the dishes.(3)一般疑问句:Is/Are+主语+V-ing+其它? 肯定回答:-Yes, sb.+ be 否定回答:-No ,sb. +be+ not.Are you watching TV now -Yes, I am. /No, I am notIs she washing the dishes -Yes, she is. /She is not.(4)特殊疑问句:特殊疑问词+am/is/are+主语+V-ing+其它?What are you doing now Who is singing a song 变疑问,往前提,句后问号莫丢弃;变否定,更容易,be后not莫忘记。现在分词构成变化规则:(1)一般情况,直接加-ing。do-doing; help-helping(2)以不发音的e结尾的动词,直接加去-e加-ing。 take-taking; have-having(3)以重读闭音节结尾且末尾只有一个辅音字母,双写此辅音字母再加-ing。 stop-stopping; begin-beginning(4)少数以ie结尾的动词,变ie为y,再加-ing。die-dying; lie-lying动词-ing用途多,进行时态不可缺。它的构成很好记,动词后面加-ing。词尾若有哑音c,去e再加没问题。一辅重读闭音节,末尾字母要双写。三.时间标志词:now, right now(现在),at present(现在)today, at this time(这时),look, listen , at the moment(此刻),it's12:00...等。四.基本用法:(1)表示此时此刻正在进行的动作。-What are you doing -I'm cooking.(2)表示现阶段一直在进行的动作,但说话时不一定在进行。He is working in a bank.(3)现在进行时与always, often, forever 等连用表示赞扬、厌烦等语气。The boy is always losing his things.(抱怨)She's always helping people.(赞扬)(4)表示位置移动的动词,可以用现在进行时表示将要发生的事,表示计划或安排好了的将来动作。如go ,come, leave, fly, start等。The Spring Festival is coming soon. He is arriving in two days.五.不用进行时情况:(1)某些非延续性动词,如:admit/decide/end/allow/permit;(2)表示感官动词,如:hear/see/smel1/taste/feel/sound;(3)表示“看起来”“看上去”,如:appear/resemble/seem;(4)表示认识或理解的词,如:understand/know/remember/believe;(5)表示喜爱或不喜爱的词,如:hate/1ike/love/prefer;注意:凡动词表示人的思想/感情/态度和愿望等一般不能用进行时。 展开更多...... 收起↑ 资源预览