问题
选择题
—Can a person enjoy the pleasure from his work?
—________ he can have his interests and the work combined.
A．Although
B．Since
C．While
D．Unless
答案
答案：D
句意为：——一个人可以从他的工作中获得快乐么？——除非他能把他的爱好和工作结合起来。unless除非，符合句意。