保利天玺怎么这么难卖:cover or satisfy?

来源:百度文库 编辑:查人人中国名人网 时间:2024/05/03 12:27:22
After moving into the town,my wife did some washing for the rich so that we had just enough to ____our expenses.
a.satisfy b.cover
the answer is a.but i think b is right.which one?

b.cover