初中现在进行时和过去进行时知识点和题(精心总结)

一． 现在进行时 1) I am teaching English. 2) She is learning to swim these days. 定义：表示现在或现阶段（未必在说话时）正在进行或发生的动作或存在的状态 易错点1 . 结构 主语 + be（is/am/are） + (not) + 现在分词 + 其他。 I am doing my homework now. They are not cooking in the kitchen. 疑问句：be 提前 Are you cooking now? I’m hungry. What is she looking at? 易错点2 . 现在分词 1 一般情况下直接加 ing study---studying speak---speaking say---saying carry---carrying 2 以不发音的字母 e 结尾的单词,去掉字母 e，再加 ing come---coming make---making leave---leaving have---having 3 以重读闭音节（重读闭音节即两个辅音中间夹一个元音并且重读的音节）结尾，呈现 “辅，元，辅”结构的动词，双写末尾的辅音字母，再加 ing stop---stopping sit---sitting run---running forget---forgetting begin---beginning 这类词还有：cut, get, hit, run, set, sit, spit, stop, swim, beg, drop, fit, nod, dig, forget, regret, rid, 等。 把 ie 改 y再加 ing 4. die---dying tie---tying lie---lying 易错点 3 . 时间状语 时间类：now, at this moment, at present, in this month，these days 情境类：Look! Listen! Be careful! Where is Tom? I can’t find him. Is there raincoat yours? eg: At the (this) moment, he is only weeping. Look! My mother is running Listen! They are reading. Be careful! The car is running at you. ---Where is Tom? I can’t find him. ---He is playing games. ---Is there raincoat yours? ---Mine is hanging out here. 易错点 4 .特殊用法 与 always, constantly, forvever 等词连用，表示反复发生的动作或存 在的状态，往往带有说话人的主观色彩，讨厌，憎恨，惊讶，喜欢等 You are always changing your mind. He is often playing the guitar. I can’t focus. 现在进行时表将来, 马上，按计划将要发生的事情 来来去去开始停止死 come, arrive, go, leave, begin, start, stop, die The bus is coming. I’m going home in ...