It’s very strange that _____ money we make, the poorer we feel we are.

If everyone pours less polluted water into Dianchi Lake, it will be _______.

 The harder you study, __________grades you’ll get.

To make our city greener and cleaner, we need ______ trees.

—Today is the _____ day in my life, because I won the first prize in the competition. —Congratulation!