I want to know sir is whether you have any goods in that bag I should know about.A. Wh

问题补充：

I want to know, sir, is whether you have any goods in that bag I should know about.

A. What; that

B. What; what

C. That; what

D. That; where

答案：

(答案→)A. What; that

B. What; what

C. That; what

D. That; where

解析：考察名词性从句和定语从句。第一空What引导主语从句what I want to know,且在句中作宾语。第二空的定语从句的关系代词that指代bag作为know about的宾语。