Though he has studied at Russian for ten years he can still speak the language.A. hard ha

问题补充：

Though he has studied at Russian for ten years,he can still speak the language.

A. hard,hard.

B. hardly,hardly.

C. hard,hardly

D. hardly,hard

答案：

A. hard,hard.

B. hardly,hardly.

(答案→)C. hard,hardly

D. hardly,hard

解析：hard 为副词，可以修饰动词，表示努力地，而hardly 本身也为副词，但是其意思为几乎不的意思，故根据语境，可知答案为C，表示虽然他很努力地学习俄语，但是仍然不能说这个语言，故选C。