6.I want to provide my boys with a decent education.
A.good
B.special
C.private
D.general
7.In the process，the light energy converts to heat energy.
A.changes
B.reduces
C.leaves
D.drops
8.Many cities have restricted smoking in public places.
A.limited
B.allowed
C.stopped
D.kept
9. What are my chances of promotion if I stay here?
A.retirement
B.advertisement
C.advancement
D.replacement
10.If we leave now，we should miss the traffi
C.
A.direct
B.stop
C.mix
D.avoid