To achieve a bright future,we should _____study hard _____keep in good health.—I agree with you.

D．brought out B【解析】试题分析：

Now their talks have reached a key stage ____ one side must give in to the other.

One reason for her preference for city life is ________ she can have easy access to places like shops and restaurants．[ ]

Today，we’ll discuss a number of cases ________ parents have much difficulty in communicating with their children.