—Tom, your foreign teacher speaks Chinese fluently!
—Oh, she has lived in China for six years, otherwise she such good Chinese.
A. didn’t speak
B. would not have spoken
C. would not speak
D. hadn’t spoken
网友回答
A. didn’t speak
B. would not have spoken
(答案→)C. would not speak
D. hadn’t spoken
解析：句意：--汤姆，你的外籍老师汉语说的很流利！--她在中国生活了六年，否则她不会说这么好的汉语。这里的otherwise相当于if虚拟条件句，所以主句也是虚拟语气，因为是现在英语说的很好，所以是和现在相反的虚拟语气，所以主句是would do。所以选C。