你可能感興趣的試題

單項(xiàng)選擇題

I have（）you on my radar.

A.seen
B.sighted
C.watched
D.located

單項(xiàng)選擇題

How long must the GMDSS radio log be retained on board?（）

A.At least two years after the last entry
B.At least one year after the last entry
C.At least 90 days after the last entry
D.At least 30 days after the last entry