5. 对于她来说，学习数学很难。_____________________________________________________________

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4. 蔬菜和水果对我们有益。________________________________________________________________

3. 这些商店正在为新年做准备。____________________________________________________________

2. 我不喜欢把太多时间花在和同学聊天上。__________________________________________________

1. 他能找到第三题的答案吗？_____________________________________________________________

5.　　　 I speak Chinese. I speak English.(合并为选择疑问句)________________________________________

4.　　　 There was some meat in the basket. (对划线部分提问)______________________________________

23.　 The goldfish sometimes eat peas. (对划线部分提问)________________________________________

22.　 He will go to Beijing for holiday next year. (改为一般疑问句)________________________________

21.　 There is someone in the room next door.(改为否定句)______________________________________