问题
选择题
The Dead Sea is so salty ____ it’s hard for anything to live in it, ____ is why it’s called the
Dead Sea.
A．that, which
B．that, that
C．/, that
D．/, what
答案
A
题目分析：句意：死海是如此的咸以致于很难有生命在里面生存，那就是为什么它被称为死海。第一空是连词so…that如此以致于；which引导的是非限制性定语从句，先行词是前面的整个句子，what不能引导定语从句；that不能引导非限制性定语从句，故选A。
