—Have you found your lost camera?—No I haven’t found but I bought this morning A. one

问题补充：

—Have you found your lost camera?

—No, I haven’t found , but I bought this morning．

A. one; that

B. it; one

C. that; one

D. one; it

答案：

A. one; that

(答案→)B. it; one

C. that; one

D. one; it

解析：考查代词。第一空指的是：没有找到丢失的那台。第二空指：今天早晨买了一台相机，表示泛指。故选B。