I became a student ten years . I have been a student 1996.I have studied here about 10 years.A. ago, since, for B. ago ,for ,sinceC. ago, before, for D ago, in, after
If you have lost a library book, you have to ___it.
Robert with his two kids ______to the beach for vocation every year.
--- Sam, do you know when Alice ______to my party ? ---I think she will come when she ______free .
We have two rooms ________, but I can’t decide ___________.
---Doctor , I’m getting ________. --- Well , you’d better eat ______food.