They lost their way in the forest, and（ ）made matters worse was that night began to fall.
A、
it
B、
what
C、
that
D、
which
【正确答案】：B
【题目解析】：
本题考查的是主语从句的连接代词的使用。
and后为主语从句，缺少主语成分，需使用what引导，故选择B选项。
句意：他们在森林里迷失了方向，更糟的是夜色开始降临。
They lost their way in the forest, and（ ）made matters worse was that night began to fall.
They lost their way in the forest, and（ ）made matters worse was that night began to fall.
it
what
that
which
本题考查的是主语从句的连接代词的使用。
and后为主语从句，缺少主语成分，需使用what引导，故选择B选项。
句意：他们在森林里迷失了方向，更糟的是夜色开始降临。