句型转换。 1. I have something important to tell you.(改为否定句) I have _____ to tell you. 2. Li Ming fell ill. (改为一般疑问句) _____ Li Ming _____ ill? 3. Let's go to the playground.(改为反意疑问句) Let's go to the playground, _____? 4. He has to stay at home, too.(改为否定句) He _____ to stay at home _____. 5. The doctor told me to stay in bed . (就画线部分提问) _____ the doctor _____ you _____.