A terrible earthquake ______ in Lushan County, Sichuan Province,______ about 200 people.
Why must you peek at my paper __________? Can't you sit there and think it over alone?
It was on the farm __________ I worked there for three years __________ I met the girl for the first time.
As the camera broke down __________ I used it, I ask for my money back.
It is said that some taxi drivers purposely ignore passengers. I think it really needs __________.
I remembered to lock the door before I left the office, but forgot __________ off the lights.