Question

"if i hadn't practiced when i was younger,"the musician says,"i ____ able to play so well now."

Answer 1

选d.
考察虚拟语气
表示与过去事实相反的情况
　　从句：if
主语+had+done
　　主句：主语+should/would/could/might+have
done　
　　eg：
　　1．
if
i
had
got
there
earlier,i
should/could
have
met
her.
如果我早到那儿，我就会见到她。
　　（事实：去晚了）
　　2．if
he
had
taken
my
advice,he
would
not
have
made
such
a
mistake.
如果他听我的劝告的话，就不会犯这样的错误了。
　　（事实：没有听我的话）