The machine is so old it can’t be used any more some of its parts are changed.A. as, unl

发布时间：2020-08-15 01:06:36

The machine is so old      it can’t be used any more      some of its parts are changed.
A. as, unless
B. that, unless
C. that ,if
D. whether, or

网友回答

A. as, unless
(答案→)B. that, unless
C. that ,if
D. whether, or
解析：so…that…如此…以致是常用句型; unless引导条件状语从句.
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