句型转换 1. Tony does his homework on the computer. (改为否定句) Tony ______ ______ his homework on the computer. 2. Do you have a computer at home? (做否定回答) __________________ 3. Tom sits behind me . (对画线部分提问) ______ ______ Tom ______? 4. I usually play games and download music from the Internet . (对画线部分提问) ______ do______ usually ______? 5. Elena plays the piano after dinner. (变一般疑问句) ______ ______ _____ the piano after dinner?