8时态之现在进行时（课件）人教PEP版英语六年级下册

时态复习之 现在进行时 （ Present Continuous Tense ） Ask and Answer I am reading a book. What are you doing? I am doing my homework. What are you doing? What is he doing? He is listening to her. Think and Read I am reading a book. What are you doing? I am doing a book. I am drinking tea. What is he doing? He is cleaning the house He is eating some meat. He is listening to her. What is she doing? She is looking at the blackboard. 知识梳理 1.用法：表示现在正在进行或正在发生的动作，也可以表示当前一段时间内的活动或现阶段正在进行的动作。 2. 标志时间词：now，look，listen， It’s+钟点，these days 3. 基本结构：be + v-ing形式（现在分词） You are having an English class now. Look! He is playing the guitar I am teaching you English now. 4.现在分词的变化规则 　 go—going play—playing eat—eating write—writing come—coming take—taking 2. 以不发音的字母e结尾的动词，去e再加ing。 run—running swim—swimming shop—shopping 3. 以重读闭音节（一元一辅一重一本音）结尾，且词尾只有一个辅音字母的动词，双写最后这个辅音字母再加ing。 die—dying（垂死的） lie—lying（躺） 4. 以ie结尾的动词，将ie改为y, 再加ing。 1．一般情况直接加ing。 过关检测 一、写出下列动词的现在分词形式。 1. play ________ 2. look ________ 3. study ________ 4. watch ________ 5. fight ________ 6. wait ________ 7. sing _______ 8. paint ________ 9. go ________ 10. wash ________ 11. cut ________ 12. run ________ playing looking studying watching fighting waiting singing painting going washing cutting running 13. sit ________ 14. begin ________ 15. put ________ 16. get ________ 17. shop ________ 18. swim ________ 19. take ________ 20. make ________ 21. write ________ sitting beginning putting getting shopping swimming taking making writing 5. 句式变换 Tom and his brother are not doing their homework. It is nine o’clock. The children are not having class. I am washing my hands now. Tom and his brother are doing their homework. It is nine o’clock.