问题
选择题
A war is so cruel that it always causes great losses, ____ has happened in Iraq and other countries.
A．what
B．which
C．as
D．one
答案
C
as引导非限定性定语从句，意为“正如”在从句中作主语。
【标签】非限定性定语从句
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A war is so cruel that it always causes great losses, ____ has happened in Iraq and other countries.
A．what
B．which
C．as
D．one
C
as引导非限定性定语从句，意为“正如”在从句中作主语。
【标签】非限定性定语从句