现在进行时现在进行时What is the man doing?He is sleeping.What are they doing?They are singing.The Present Continuous Tense（现在进行时态）（现在进行时态）定义：现在进行时态表示现在正在进行或发生的某种事情或动作。构成：主语+be(am,is,are)+动词-ing标志：当句中出现Look/Listen/now或上下文提示时，用现在进行时。请仔细观察下面几个句子，总结出动词变为现在分词的规则。请仔细观察下面几个句子，总结出动词变为现在分词的规则。1. Im doing my homework now.2. Listen! He is playing the piano.3. They are dancing in the room.4. I am writing some words.5. He is running.6. She is swimming.动词现在分词的变化规律动词现在分词的变化规律1. 一般情况下，在动词原形后直接加-ing。如：work-working，do-doing，play-playing2. 以不发音的字母e结尾的动词，去掉e，再加-ing。如：dance-dancing，come-coming注：词尾是字母组合ee，就不能去掉e，而应直接加-ing。如：see-seeing3. 重读闭音节单词，如果末尾只有一个辅音字母，则双写辅音字母，再加-ing。如：get-getting，shop-shopping，run-running，swim-swimmingExercise：请写出下列动词的现在分词。help comeswim eatgive takesit play一般疑问句及其答语：一般疑问句及其答语：Am/Is/Are+主语+动词-ing+其他.Yes, 主语+be动词. / No, 主语+be动词+not.特殊疑问句：特殊疑问句：What+be动词+主语+动词-ing+其他?What is the girl doing?She is reading.What are they doing?They are swimming.Are they swimming?Yes, they are.用所给动词的适当形式填空。1. I _ basketball with my friend now. (play)2. She _ to school now. (go)3. Listen! The bird _ on the tree. (sing)4. Look! He _ on the playground. (run)5. The dogs _ in this river. (swim)6. _ your father _ TV now? (watch)am playingis goingis singingis runningam swimmingIs watchingGoodbye!