按要求完成句子。
1. He goes to work on foot. (改为一般疑问句)
________ he ________ to ________ on foot?
2. It comes from the vapour. (对画线部分提问)
________ ________ it ________ from?
3. My mother goes to the park every week.（用next week代替every week改句子）
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4. Does he live on a farm?（作肯定回答）
____________________________________________ 
5. a,  Stop,  red,  at,  light,（连词成句）
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