試題詳解

15 The green fairy tale of replacing fossil fuel with biofuel, such as palm oil, begins to look more like an environmental nightmare.
(A) The wide use of fossil fuel is believed to be a nightmare to the environment for its burning is causing severe environmental problems.
(B) The long use of fossil fuel is being replaced by palm oil, which is called biofuel and believed to bring a cleaner environment.
(C) Replacing fossil fuel with biofuel was believed to be good to the environment, but now it seems to cause more problems.
(D) Replacing fossil fuel with biofuel like palm oil is a green fairy tale because biofuel is called green oil.