It is said that in Australia there is more land than the government knows .
A. it what to do with
B. what to do it with
C. what to do with it
D. to do what with it
网友回答
A. it what to do with
B. what to do it with
(答案→)C. what to do with it
D. to do what with it
解析：do with 与 what 连用是一个很有用的结构，可以表示“处置”、“利用”等。