三、用 since 和 for 填空

(一)

1) ______ two years   _______ two years ago  

2) _______ last month   

3) _______ yesterday   

4) _______ an hour ago

5) ______ she left here  

6) _______ 4 o’clock  

7) ______ 1999

8) ______ 4 hours      

9) _____ lunch time

(二)

1. He has lived in Nanjing ________ the year before last.

2. I’ve known him __________ we were children.

3. Our teacher has studied Japanese _________ three years.

4. She has been away from the city ___________ about ten years.

5. It’s about ten years __________ she left the city.