46-50題為題組)
Every day in Taiwan, we throw away 2.8 million chopsticks. We need a thousand trees to
make many chopsticks. Trees are the Earth's lungs. They breathe in carbon dioxide, a
dangerous gas for humans, and then make oxygen for us to breathe. If we don't have any trees,
our air will have too much carbon dioxide. One of the causes of global warming is too much
carbon dioxide. Besides humans, animals also need trees. One way we can save our planet is
to carry around our own reusable chopsticks. Lots of people are doing this already. Why not
join the club? 【題組】49. What does the passage say about trees?
(A) Trees make bad gases for us to breathe. (B) Trees are only needed by humans.
(C) Trees are not used to make chopsticks. (D) Trees make oxygen for us to breathe.
49.【題組】49. What does the passage say about trees? (A) Trees make bad gases for us to breathe. (B) Trees are only needed by humans. (C) Trees are not used to make chopsticks. (D) Trees make oxygen for us to breathe. 答案:D 49.【題組】49。這段文章怎麼說樹木? (A)樹木使我們呼吸的有害氣體。 (B)只有人類需要樹木。 (C)樹木不用於製作筷子。 (D)樹木為我們呼吸提供氧氣。 答案:D