—Heisworkinghardnow.—Hetries

问题详情：

— He is working hard now.

— He tries ___ English. So he practices ___ English every day.

A. to learn, to speak                               B. learning, speak 

C. to learn, speaking                              D. learning, to speak

【回答】

C

知识点：构词法

题型：选择题