The old man made clear that he would retire soon.A. thatB. thisC. itD. them

问题补充：

The old man made clear that he would retire soon.

A. that

B. this

C. it

D. them

答案：

A. that

B. this

(答案→)C. it

D. them

解析：考查代词。题中it作形式宾语，真正宾语为that he would retire soon.，故选C。