ing to the school rules, nostudent _______ go out of school without the permission of the teachers.

osionatacoalminekilledatleast62workersandleftanother13missing—Yes,________newscameas________shocktousall

Supporters of underground development say that building down ____ building up is a good way to use the earth’s space[ ]

I value his friendship, but _______ I dislike his self-pride and selfishness

The job is great _________ salaryIt has its disadvantages, though.