问题
单项选择题
There are a lot of vessel in the vicinity. Please()signal lamp at me for indentification.
A.indicate
B.direc
C.correct
D.light
答案
参考答案:B
There are a lot of vessel in the vicinity. Please()signal lamp at me for indentification.
A.indicate
B.direc
C.correct
D.light
参考答案:B