.－Who taught to swim?－I learned it by .A. your myB. you meC. yourself myselfD. you my

问题补充：

.－Who taught to swim?

－I learned it by .

A. your, my

B. you, me

C. yourself, myself

D. you, myself

答案：

A. your, my

B. you, me

C. yourself, myself

(答案→)D. you, myself

解析：teach是及物动词，后跟人称代词时要用宾格。Learn sth by oneself固定短语自学。