问答题 Listening to the following passage. Altogether the passage will be read to you four times. During the first reading, which will be done at normal speed, listen and try to understand the meaning. For the second and third readings, the passage will be read sentence by sentence, or phrase by phrase, with intervals of 15 seconds. The last reading will be done at normal speed again and during this time you should check your work. You will then be given 1 minute to check through your work once more.

Sight Problems

【正确答案】

【答案解析】[听力原文]
The emphasis on educational achievement may be coming at a heavy price. / Researchers say that hard work at school / plus the lack of exposure to outdoor light / is damaging the eyes of almost nine out of ten students. /
The scientists say that genetic factors, / which are long thought to play a big role in short sightedness, / are not as important as the environment. / They suggest that compulsory time outdoors should be considered / by educational authorities as a way of dealing with the problem. /

[解析] 本文主题：学习任务重导致近视。本文是一篇说明文，全文采用现在时。文中需要注意的较易拼错的单词有“emphasis，educational，exposure，genetic，environment，compulsory”，需要注意单复数的单词有“authorities”。