【正文】
ing形式+:We are running now.否定式結(jié)構(gòu):主語(yǔ)+be+not+動(dòng)詞ing形式+:They aren’t doing their homework.一般疑問句式結(jié)構(gòu):Be+主語(yǔ)+動(dòng)詞ing形式+其他?例如:Is she having English lesson? 回答:肯定Yes, she is. 否定:No, she isn’t.特殊疑問句式結(jié)構(gòu):疑問詞+be+主語(yǔ)+其他?例如:What is he doing now? 回答:He is swimming.一、用所給的動(dòng)詞的正確形式填空:fromteacher,_____not單數(shù)名詞用is,復(fù)數(shù)名詞全用are。 I 用___ She用 ___ It用 ___ he用 ___they用 ___ We用 ___ you用 _ 在橫線上用be動(dòng)詞的適當(dāng)形式am/ is/ are填空 a teacher. dog. 8. She ___ my sister. MissChina. boy _____( take)picture now.5. Look . They _____( have) an English lesson .9. It’s 5 o’clock now. We __________(have)supper now shop________ swim__________否定句:____________________________ 否定回______________________ 肯定回答:_______________否定回答:______________________ Look, the boy________(put) the rubbish into the bin.12. ____he____ (clean) the classroom? Oh, Mary__________(sing) there.鞏固練習(xí)四、單項(xiàng)選擇1. Who _____ over there now? D. cries4. Look! The twins ____new sweat