Every time ______ they met , they would talk several hours together about the persons and things _______ they remembered in the middle school.
Jack went back home after a heated discussion, _______.
Mary can speak Chinese fluently, _____ impressed me most.
Generally speaking, according to the directions, _____ the drug has no side effect.
According to the rules of the library, a book can _____ for three weeks, and a DVD for one week.
What _____ pity that you couldn’t go there to receive ______ prize!