---- Have you bought the best-sell book in the store near our school? -----Yes, I _____ it three days ago,but I hear that they ________
In the past the children were made ______15 hours a day.
When I got to school, Amy ______his homework.
Did you see Peter and Mike? No, I saw ______of them.
Gina loves singers _______ write their own music.A. which B. who C. has worked
Jim _________ in Zhuzhou since he finished his college. A. works B. is working C. has worked