问题
选择题
--Mary, what made you so sad ?
--- _____ .[ ]
A. To lose my book
B. Lost my book
C. Because losing my book
D. Losing my book
答案
答案：D
搜题请搜索小程序“爱下问搜题”
--Mary, what made you so sad ?
--- _____ .[ ]
A. To lose my book
B. Lost my book
C. Because losing my book
D. Losing my book
答案：D