英语句型转换（同义句）
问题描述：
英语句型转换（同义句）
同义句:She keeps buying things that are necessary at all.
She ___ ___ ___ buying ___ is unnecessary at all.
打错了，正确的应该是下面的
同义句:She keeps buying things that are not necessary at all.
She ___ ___ ___ buying ___ is unnecessary at all.
答
She kept herself on buying what is unnecessary at all.