He has left the book here______for you to read.A.on scheduleB.on purposeC.at randomD.at la

学历类 专四 已帮助 人

He has left the book here______for you to read.

A.on schedule

B.on purpose

C.at random

D.at large

请帮忙给出正确答案和分析,谢谢!

热搜:关于氨基酸代谢错误的论述是_________。