问题
单项选择题
Any vessel in need of carrying out deck washing must be（）by the department concerned beforehand.
A.requested
B.allowed
C.approved
D.inquired
答案
参考答案：C
搜题请搜索小程序“爱下问搜题”
Any vessel in need of carrying out deck washing must be（）by the department concerned beforehand.
A.requested
B.allowed
C.approved
D.inquired
参考答案：C