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英语时态8种基本时态讲解

上传者:叶子黄了 |  格式:doc  |  页数:17 |  大小:59KB

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next week.) They said we should leave school tomorrow. (They say we shall leave school tomorrow.) 5 .现在进行时 1) 现在进行时表示现在或现在这段时间正在进行的动作。通常与 now, at present 等时间状语连用。 2) 基本结构:主语+be(am, is, are)+ v-ing +… You are listening to me carefully now. She is writing a letter this year. Look! They are dancing. We are studying English at present . It’s raining hard now. 3 )动词现在分词的构成①一般动词直接在词后加-ing do– doing read - reading work – working think – thinking study – studying go– going watch – watching jump - jumping ②以不发音的字母 e 结尾的动词,应先去掉 e 然后加– ing like – liking take – taking leave – leaving live – living receive – receiving dance – e – coming smoke – smoking write - writing ③以“一个元音字母+ 一个辅音字母”结尾的动词, 应先双写这个辅音字母然后再加-ing stop – stopping begin – beginning dig – digging swim – swimming run – running sit – sitting

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