单选题

Decibels（分贝）measured in water are different from those measured on land. A noise of one hundred-twenty decibels on land causes pain to human ears. In water, a decibel level of one-hundred ninety-five would have the same effect.

KET线上班

6-12岁英语高频重点词汇，搞定小学英语全段考试

399查看

Which of the following is discussed in the paragraph?

A、The same noise level produces a different effect on land and in the ocean.

B、Different places may have different types of noises.

C、The decibel is not a suitable unit for measuring underwater noise.

D、Different ocean animals may have different reactions to noises.

【正确答案】 A

【答案解析】 本段第一句话就直接给出了答案。

阅读推荐：职称英语培训 学派网职称英语 新东方职称英语 环球网校职称英语