— We must act now because time is _______.— Yes. Let’s start.

I __________ this book for two weeks. I have to return it now.

 —Susan ,you are doing worse. You have to _____more _____ your study than computer games.—Yes. I must control myself.

At last, he came up with a good idea.

The Greens ______ in Paris and now they________ in China. They like China.