Fads breed in empty heads and ful purses.()
A.正确
B. False
A.正确
B. False
A. pay off
B. call off
C. pull off
D. lay off
A.obtain
B.breed
C.arrange
D.create
What does the passage tell us about gun dogs?
A.They are the fastest runners of all dogs.
B.Their teeth are removed when they are young.
C.They can carry birds, etc. without hurting them.
D.They breed well, producing many young dogs.
Hanging a barge off means to ______.
A.moor a damaged barge to the bank and leave
B.remove and deliver a loaded barge from a multiple tow
C.remove a barge while locking through
D.tow an empty barge astern
While underway and towing an unmanned tank barge you are required to ______.
A.maintain a strict watch on the barge from the towing vessel
B.fly a red flag from the towing vessel
C.open the tops of all empty tanks on the barge
D.take hourly soundings of any loaded tanks on the barge