求高手解答现在完成时练习
问题描述：
求高手解答现在完成时练习
2.用since和for填空
1) ______ two years 2) _______ two years ago 3) _______ last month
4) ______ 1999 5) _______ yesterday 6) _______ 4 o’clock
7) ______ 4 hours 8) _______ an hour ago 9)______we were children
10) _____ lunch time 11) ______ she left here
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.
答
since 后面加点时间 而且还在完成时中可以和ago连用； for后面加段时间 1 for2 since 3 since 4 since 5 since 6 since 7 for 8 since 9 since 10 since 11 since 1 since 2 since 3 for 4 for 5 since...