翻译。

1．清理公园________

2．帮助某人逃离火场________

3．孤独一人在家________

4．听到(看到)某人在做某事________

阅读下面短文,请根据所给中文正确拼写单词，使短文完整．每空限填一词

Don’t be a couch potato．Make 　　1　　(肯定)that you take plenty of exercise．　　2　　(人们)aren’t as active now as they were in the 　　3　　(过去)．It’s important to eat a healthy diet．Eat fresh vegetables and don’t eat fast 　　4　　(食物)．Stay safe in the town by crossing the road 　　5　　(小心地)．Stay safe in the countryside．When you go out walking, go 　　6　　(和……一起)someone, or tell someone where you are 　　7　　(计划)to go and when you will return．　　8　　(说)“no”to cigarettes and drugs：Smoking and taking drugs are 　　9　　(坏的，不利的)for your health．If you follow these, you will live a 　　10　　(长的)and a healthy life．

读下面一段短文，用括号内所给单词的适当形式填空。

　　A young woman was waiting at the airport．She bought a packet of cookies．She sat down and started 　　1　　(read)the book．Later, a man sat down next to her．When the woman took the 　　2　　(one)cookie, the man took one, too．She was really surprised but said 　　3　　 (something)．“Why is he eating my cookies?” She thought．

　　Every time she took a cookie, the man took one, too．Then there was only one cookie left in the packet．The man picked the last one up, divided(分)it in half, 　　4　　(give)her a half and left the waiting room．She got very angry．

　　When she got on the plane, she found that there 　　5　　(be)a packet of cookies in her handbag．It was never opened．

根据下面句子的汉语意思和英文提示，完成句子；每空一词。

在过去我的家乡是一个非常漂亮的地方，可现在到处污水横流。

In the past my hometown ________　________ be a beautiful place, but now waste water is everywhere．