Trees on the hills can stop the rains from away the soil.

You are always talking about your pet dog. Could you tell me what it is like? -_______.

The environment is becoming worse and worse. I think we should do something to ____ people ____ cutting the trees in order to protect the earth.

There is going to _______ a football match in our school.

How about your journey to Canada? — Everything was wonderful except that our car________.