Is there anyone that can teach me ____ this song?A.to sing B.how to sing为什么选B?

问题描述:

Is there anyone that can teach me ____ this song?
A.to sing B.how to sing
为什么选B?

怎样唱这首歌 没how怎么行呢、
要不然就sing 也不能 to sing

B
teach sb.do/doing sth.
所以不选A
意思是:谁可以教我这首歌怎么唱?