题目

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 答案：C 师徒两人共加工了40个零件，师傅加工了32个零件，是徒弟加工的________倍． [    ] A．4 B．5 C．6 D．7