1 . 我们倾向于认为我们正在为社会做着积极的贡献。
We like to think that we are _____ _____ _____ _____ _____ society.

2 . Most people there do not realize that they are _____ polluted air.

3 . I hate to say this but you need to stop doing things like this because they __________ me all the time.

A．disturb

B．have disturbed

C．disturbed

D．are disturbing

4 . Stop talking! The weatherman ________ the weather of the coming week on TV.

A．is forecasting	B．is being forecasting
C．has forecast	D．has been forecast