单项选择题
I would be very much（）if you could arrange for a radio technician to come on board as soon as possible for my radar repair.
A.obliged B.obliging C.oblige D.being obliged
单项选择题 I hope you don’t mind（）the radar for us in a short time.
单项选择题 Good anchorage may be obtained anywhere in this water area，the bottom being generally mud and sand，vessel may have（）.
单项选择题 Geographic range is the maximum distance at which a light may be seen under（）.
