1. 根据句意和汉语提示，用正确的单词填空。

1. （1） The thick haze (雾霾) over the city (影响) our life greatly.

3. （2） The new factory will (创造) about 2,000 jobs for people.

5. （3） Franklin was the first scientist to (发现) electricity (电).

7. （4） Teachers often (建议) to parents that children should do some housework at home.