--Sir I put my bag on the desk but now it is gone ----Don’t worry. . A. You should

问题补充：

----Sir, I put my bag on the desk but now it is gone .

----Don’t worry. .

A. You should be responsible for it .

B. I’ll look into it immediately

C. I don’t care about it

D. I’m sorry to hear that

答案：

A. You should be responsible for it .

(答案→)B. I’ll look into it immediately

C. I don’t care about it

D. I’m sorry to hear that

解析：You should be responsible for it你应该为这事负责，I’ll look into it immediately我会立刻调查这件事的，I don’t care about it我不在乎这事，I’m sorry to hear that听了这事我很伤心。句意：先生，我把包放在桌子上了但是现在不见了。别担心，我会立刻调查这件事的。所以选B。