問題詳情：
--- Hi, Ann. How can you improve your English so much?
--- Oh, nothing difficult. The _____ you work at it, the _____ progress you will make.
A. harder; more B. more hardly; more
C. hardlier ; greater D. harder; great
【回答】
A
知識點：相似 相近詞比較
題型：選擇題
