单项选择题
An engineer, together with some motormen （）to help in the repair work.
A.send B.sends C.was sent D.were sent
单项选择题 If there are （） in the repair work, please come to our duty engineer at once.
单项选择题 If the surveyors （）yesterday, they would have finished the survey work.
单项选择题 Our company has built a new ship in Hamburg and I am going to fly there to （）.
