______ is impossible if you put your heart into it and try your best.

There is no decision yet ______ when the work might start

He always ________ English with his friends.

Three fourths of the people in the country _____ farmers. But three fourths of the land ____ polluted.

The East Lake is not far from the Yellow Crane Tower, so you can easily visit _________ in a day.– Fantastic! I can’t wait for it.