The fact has worried many scientists the earth is becoming warmer and warmer these years.A. what B.

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编辑：chaxungu时间：2026-04-27 03:04:46分类：高中英语题库

【题目】The fact has worried many scientists ______ the earth is becoming warmer and warmer these years.

A. what B. which

C. that D. though

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【答案】C

【解析】

试题分析：本题考查间隔式同位语从句的用法。即先行词是the fact 和that引导的同位语从句，中间隔了谓语部分。