口语运用: 根据对话内容，从方框的选项中选出能填入空白处的最佳选项。
A: Hi, Mary! Did you go to the concert last night?
B: Yes.              
A: How did you like it?
B:            Many famous singers sang at the concert. It was called “Saving the Children”.
A: Saving the Children?            
B: It means they held the concert to raise
money for poor children.         
A: That’s true.
B: I think people all over the world should
help them.
A:              

A．Wonderful.

B．What does it mean?

C．That’s right.

D．I went there with my parents.

E. Because many children in the world don’t have enough food.