*67.That's the new machine ______ parts are too small to be seen.
问题描述：
*67.That's the new machine ______ parts are too small to be seen.
A.that B.which C.whose D.what
翻译并分析.
答
parts 就是零件 所以后面一句话是描述机器的组件的,该使用whose没有parts 且后面是is 的话可以用which what意思不通