4. When he applied for a ( ) in the office of the local newspaper, he was told to see the manager.

8. I ( ) worry too much if I were you.

7. It is necessary that we ( ) have a good command of English at college.

6. It＇s high time ( ) about the traffic problem.

5. Everything ( ) if Albert hadn＇t called the fire department immediately after the fire broke out.

4. If you had taken my advice, none of this ( ).

3. Why is the rubbish still here? It ought to ( ) yesterday.

2. You shouldn＇t have run across the road without looking round, you ( ) by a car.

1. He went on foot, but he ( ) by bus.

3.China is a ( ) country while the U.S. is a ( ) country.

2.Water ( ) into vapor by the sun falls as rain.