【正文】 _____ 2. They are singing in the classroom. 否定句： ____________________________ 一般疑問句： _________________________ 肯定回答： ____________________否定回答： ______________________ 對 “are singing”提問： __________________________ 對 “in the classroom”提問： __________________________ 三 . 用現(xiàn)在進行時完成下列句子 1. What _________ you __________ (do)? 2. I _____________ (sing) an English song. 3. What ________ he ____________ (mend)? 4. He ______________ (mend) a car. 5. ______ you __________ (fly) a kite? Yes, _____________. 6. ______ she ___________ (sit) in the boat? 7. ______ you _____________ (ask) questions? 8. We _______________ (play) games now. 9. What are you _________(do) now? I ___________(eat) bread. 10. It’s