问题
选择题
—Henry has been teaching English in Beijing university for many years.
—It’s no __________ he can speak Chinese so well and idiomatically.
A．matter
B．doubt
C．problem
D．wonder
答案
答案：D
no matter没关系,不要紧；no doubt多半,十有八九；no problem没问题；no wonder难怪,不令人吃惊。根据句意应选D。