if only i __play the guitar as well as you!A.would B.couldC.ShouldD.might

题目

if only i __play the guitar as well as you!A.would B.couldC.ShouldD.might
答案是B而不是A,为什么,有没有错啊?

答案

if only i B.could__play the guitar as well as you!A.would B.couldC.ShouldD.might
要是我也能和你一样会弹吉他就好了.
if only 要是.多好呀!表虚拟,要用虚拟语气,could 能够