—Why is your wife wearing a mask in such good spring?—Because she is_________ to flowers.

—Do you regret spending 500 dollars on the overcoat?—No,I would have paid _________ if the shop owner had insisted.

Cycling is highly _____ to people’s health and the environment.

(2009湖南娄底重点高中联考)It is the test system，       the teachers，that is to blame for the heavy burden of middle school students nowadays。

Things came ______ after that. And now he has ______ student in Nanjing University.