If some one doesn’t put the coal in, the fire will go out. (Unless)

Mark the letter to indicate the correct answer.

I think I prefer city life…………...country life.

- Is it right if I use your computer, mom? - …………..

The farmer's son wouldn't want to become an artist any more...........................

Mark the letter to indicate the word whose underlined part differs from the others in the position of primary stress.

Read the passage and choose the best answer.

There is now increasing concern about the world’s energy (23)____ , particularly about those involving fossil (24) ____. In less than a hundred years we shall probably exhaust all the present (25) ____ of oil and gas. The world’s coal (26) ____ should last langer but, once used, these cannot be renewed. It is important; therefore, that we should develop such (27) ____ sources of energy as solar energy as well as water and wind power.

Mark the letter to indicate the word whose underlined part differs from the others in the position of primary stress.