C. Choose the suitable prefix or suffix to form the correct word.
1) I think that is a highly ________ thing to do. (moral)
2) Rain is ________ today. The skies are very clear. (likely)
3) The ________ of the mountain is about 2000 metres. (high)
4) I could never live in Saudi Arabia because of the ________. (hot)
5) Don’t touch that snake. It’s extremely ________. (poison)
6) The government committed itself to developing ________ sources of energy. (new)
7) This part of the country is made up of a landscape of great ________. (beautiful)
8) The ________ of the plane was delayed because of fog around the airport. (depart)
9) I would like to live in a ________ house. (wood)
10) Everybody is worried about the ________ of the rain forest. (destroy)