①要磨平幸存者内心的苦难记忆 ②幸存者的经历是最好的历史教科书
③幸存者让我们记住和传播仇恨 ④做好幸存者口述史料的保护与开发
A:①③
B:②④
C:②③
D:①④
A.Look at the blackboard.
B.What color?
C.Would you like a hot dog?
D.What's this?
E.I'm sorry.