下列句子中画线的词语使用不当的一项是（ ）

Some analysts predict that slowing economic growth ________ enterprises reduce their intake of new workers. [ ]

Most Australians actually don’t seem to do much sport _____, Australia is generally considered to be a great sporting nation

在古代教育中，“以僧为师，以(书)吏为师”的是（）

Do you think yesterday’s math problem was difficult — Yes. I could work it out.