问题
选择题
Students shouldn’t be given so difficult a problem ______they can not work out.
A．that
B．which
C．while
D．as
答案
D
在定语从句中，当先行词被so/such修饰时用as引导定语从句。
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Students shouldn’t be given so difficult a problem ______they can not work out.
A．that
B．which
C．while
D．as
D
在定语从句中，当先行词被so/such修饰时用as引导定语从句。