问题
选择题
The plane didn't take off _____ the heavy rain. [ ]
A. because
B. because of
C. so
D. on
答案
答案：B
搜题请搜索小程序“爱下问搜题”
The plane didn't take off _____ the heavy rain. [ ]
A. because
B. because of
C. so
D. on
答案：B