Last week our maths teacher set so difficult an examination problem___ none of us worked out.A.thatB.whichC.as D.so that.Please explain.

分类: 作业答案 • 2021-12-20 07:24:12

问题描述：

Last week our maths teacher set so difficult an examination problem___ none of us worked out.
A.that
B.which
C.as
D.so that.
Please explain.

答

.......so........ as none of us worked out
.......so........ that none of us worked it out
as 引导定语从句，先行词在从句中充当成分，像。。。。那样
that 引导状语从句，如此。。。。以至于

答

A
SO.TAHT.句型