If you ____ ,you're sure to make great progress.A、work harder B、work hardly

问题描述:

If you ____ ,you're sure to make great progress.A、work harder B、work hardly

选A,因为:
根据题意,应该是用work harder(更努力),
而hardly是"几乎不"的意思,所以不行.

A,这个凭语感就可以出来吧

A

选A