1、第13讲 现在进行时1、定义：表示现在或现阶段正在进行或发生的动作。句中常有now，look，listen等词。如：I am washing clothes now. Look! Liu Tao is climbing the tree. Listen! Jane is singing in the music room.2、构成：be动词（am/is/are）+ 动词现在分词（V-ing）3、动词现在分词构成： 一般是在动词原形后加ing 如：read-reading，drink-drinking，eat-eating，look-looking 以不发音的e结尾的动词，去掉e，再加ing 如
2、：write-writing，make-making，ride-riding，take-taking 以重读闭音节结尾，如末尾只有一个辅音字母，要双写这个字母，再加ing 如：sit-sitting，swim-swimming，put-putting，run-running，stop-stopping，get-getting，begin-beginning，jog-jogging，forget-forgetting4、动名词其实就是动词的现在分词，它既有名词性质（可作主语），又有动词性质（可带宾语）。如：Asking the wayMy hobby is collecting stamps.He is good at skating. 5、现在进行时的句型转换：肯定句否定句一般疑问句及回答He is running now.He isnt running now. Is he running now?Yes, he is. / No, he isnt. They are making a puppet.They arent making a puppet. Are they making a puppet?Yes, they are. / No, they arent.
