5.They are having a c　　 with each other.　

4.After the boy reached the final(终点),he s　　 raised his arms(手臂).　

3.In the picture there is a man in a small h　　.　

2.I don’t know what the book is without a p　　.　

(根据句意和提示完成句子。)　

1.The girl looks very t　　 after she rides on a bus.　

5.We mustn’t pollute rivers.(改为祈使句)　

　　　 　　rivers!　

答案：V.1.Did;go　2.What do　3.Learning;is　?4.aren’t?;any　5.Don’t pollute

4.There are some animals in danger.(改为否定句)　

There 　　 　　animals in danger.　

3.It’s important to learn English well.(改为同义句)　

　　　English well　　very important.　

2.The pandas need to eat bamboos.(对画线部分提问)　

　　 　　the pandas need to eat?　

(根据括号中的要求改写下列句子。)　

1.　　　 We went to the post office to send a letter.(改为一般疑问句)

　　　you 　　to the post office to send a letter?