问题补充:
He is very clever. At age 6, she to play the piano.
A. learned herself
B. learned her
C. taught herself
D. taught her
答案:
A. learned herself
B. learned her
(答案→)C. taught herself
D. taught her
解析:句意:她非常聪明。在六岁时,她自学了弹钢琴。短语learn by oneself自学某事,teach oneself自学某事,结合语境可知选C。