The _______ income of the common people has been greatly increased in the past thirty years ______ the reform and opening-up policy in China.

rents never approve of_____ he plansto do, which always annoys him

I want some apples.（我想要一些苹果）一OK.

China opened its door to the outside world in 1978. ________ that had far-reaching effects.

Wolves will _________ their lives _________ the loss of the trees and forests.