— He is working hard now.— He tries English. So he practices English every day.A. to lea

问题补充：

— 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

答案：

A. to learn, to speak

B. learning, speak

(答案→)C. to learn, speaking

D. learning, to speak

解析：句意：他现在正在努力学习。——他努力学习英语。因此他每天练习说英语。不定式作宾语表示具体将要进行的动作，现在分词作宾语表示抽象的反复发生的动作，结合语境可知选C。