现在进行时知识点归纳总结
一、时态:现在进行时
1.说话瞬间正在进行或发生的动作/当前一段时间内的活动或现阶段正在进行的动作;
2.标志性时间状语/标志性词
now(现在)/at this time(在这时)/at this moment(现在)/listen/look;
3.现在分词构成
1) 直接加ing:go→going、ask →asking、look→looking
2) 以不发音的字母e结尾,去e加ing:have →having 、take→taking、make→making、write→writing
3) 末尾为一元加一辅,双写辅音字母加ing:get→getting、sit→sitting、put→putting、run→running 、swim→swimming、begin→beginning、shop→shopping
4) 以ie结尾的动词,改ie为y加ing,lie→lying,die→dying,tie→tying
4.现在进行时构成
(1)肯定式:be+v-ing She is singing in the next room.
(2)否定式:be+not+v-ing The students aren’t cleaning the room.
(3)一般问句:be动词提前。
肯定答语Yes,主语+be,否定答语No,主语+be not。
Are you playing the computer game? Yes, I am. /No, I am not.
(4)特殊问句:对谓语动词进行提问的:What+be +主语+doing+其他?
What is the old man doing under the tree?
对其他成份进行提问的,疑问词+一般疑问句?
Where is the boy swimming?
Who is she waiting for?
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