| 句型转换。 |
| 1. Tina used to play tennis with her friend on the playground. (改为否定句) Tina _______ _______to play tennis with her friend on the playground. 2. Many visitors will come to our city in May. (对划线部分提问) _______ _______many visitors come to our city? 3. The boy is so weak that he can’t walk a long time. (改为同义句) The boy is _______weak _______walk a long time. 4. He asked me, "Do you often help your mother with the housework on weekends?"(句意不变) He asked me _______I often_______my mother with the housework on weekends. 5. 我们应当勤洗手、多锻炼，以防甲型H1N1流感。 We should often _______our _______and do more exercise to prevent the A／H1N1 flu. |