1. (2016·黔西南) 根据中文提示或首字母，填写单词的正确形式。

1. （1） Smith is an old teacher with thirty years' （经验）of teaching.
3. （2） Wis the fourth day of a week.
5. （3） He works on the plane. He is a good . （飞行员）
7. （4） It is raining h outside .You'd better take an umbrella.
9. （5） His （发音）is so terrible that I can't understand him.