单项选择题
Tell me（），please.
A.which hatch will be loaded first B.will which hatch be loaded first C.will hatch of which be loaded first D.first will which hatch be loaded
单项选择题 Take tug’s towing line to（）.
单项选择题 Sorry to have kept you（）for a long time.
单项选择题 Ships are always（）on water and they are easy to rust.
