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’t. Are the tigers fighting? Yes, they are . No, they aren’t. 現(xiàn)在進(jìn)行時(shí)的否定句: 在 be動(dòng)詞后加 not,即主語 +be+ not+動(dòng)詞的現(xiàn)在分詞 +其它 . 現(xiàn)在進(jìn)行時(shí) 否定句:在 be動(dòng)詞后加 not, I am swimming in the sea. I am not swimming in the sea. 現(xiàn)在進(jìn)行時(shí) 否定句:在 be動(dòng)詞后加 not He is playing football . He is not playing football . is not =isn’t 現(xiàn)在進(jìn)行時(shí) 否定句:在 be動(dòng)詞后加 not She is running in the playground. She is not running in the playground. is not=isn’t 一般將來時(shí) 否定句:在 be動(dòng)詞后加 not We are having a piic in the park. We are not having a piic in the park. are not=aren’t 現(xiàn)在進(jìn)行時(shí)現(xiàn)在進(jìn)行時(shí) 否定句:在 be動(dòng)詞后加 not They are eating hamburgers. They are not eating hamburgers. are not=aren’t 練習(xí) 變否定句 I am sweeping the floor. I am not sweeping the floor. Daming is having a party. Daming is not having a party. 變否定句 They are eating hot dogs. They are not eating hot dogs. 變否定句 am drawing pictures. 2. My mother is cooking dinner. is playing football. tigers are fighting. 把下列句子改成否定句: I am not drawing pictures. My mother is not cooking dinner. Mike isn’t playing football. The tigers aren’t fighting. 現(xiàn)在進(jìn)行時(shí)的特殊疑問句: 特殊疑問詞 +一般疑問句 (be+ 主語 +動(dòng)詞的現(xiàn)在分詞 )? 現(xiàn)在進(jìn)行時(shí) 對 地點(diǎn) 提問的特殊疑問句: 疑問詞 Where + 一般疑問句 She is swimming in the sea. Where is she swimming? 現(xiàn)在進(jìn)行時(shí) 對 什么東西