1. 根据首字母提示补全单词。

1. （1） Because of the bad air, I have a p in my throat all the time.

3. （2） Spitting in public is a kind of a behavior.

5. （3） Smoking is h  to your health. Giving it up earlier is good for you.

7. （4） It's so hot in Nanjing this summer that even many local people can't b it.
   

9. （5） America p more cars this year than last year.