Safety in school has been of great concern because of frequent reports about accidents _______ students got injured or killed while in school.
I don’t like fish, so I eat it unless I was extremely hungry.
________ in the last examination, she was more confident of another success in the coming one.
As is known, it was Hu Jintao, _______ president of our nation, who gave ________ lecture at the ceremony of National Day
---Excuse me, Dad, but I am going to the club to meet my friends in the football team.---OK.
The Green Corporation donated the property to the state of California, with one condition ____ the Green family would be allowed to use it when they wished.