【简答题】句型转换 1. David does his homework every day.(否定句) David __________ __________ his homework every day. 2. They are old books.(改为单数形式) __________ __________ old book. 3. These pants are twenty-five dollar...
【简答题】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...