单项选择题
The only tragedy of George Bernard Shaw（）won him the Nobel Prize.
A.Mr.Warren's ProfessionB.Heartbreak HouseC.Saint JoanD.The Doctor's Dilemma
单项选择题 Some of the students in this class seem （）to help those who have difficulties in their studies.
单项选择题 All of the following but（）are the plays written by George Bernard Shaw.
单项选择题 The Time Machine is a piece of（）.
