Keep to the middle of the (航道) ！A.buoyB.markC.beaconD.channel
Keep to the middle of the (航道) ！
A.buoy
B.mark
C.beacon
D.channel
相关考题：
What shall I do to ________ this _________ getting dirty? A.from,keepingB.keep,fromC.keeping,fromD.keep,on
ENUM类型的字段level定义为(LOW、MIDDLE、HIGH),ORDERBYlevelasc的顺序是() A、HIGH、LOW、MIDDLEB、LOW、MIDDLE、HIGHC、MIDDLE、LOW、HIGHD、HIGH、MIDDLE、LOW
It is difficult ______a world record and even more difficult to ______it.A. keeping, setB. keep, setC. set, keepD. to set, keep
The government is considering taking further action to ____ the pound ____ falling in value. A.keep…fromB.keep…upC.stop…toD.make…from
在VRP中,PQ的各队列的缺省长度为()。 A.top－20middle－40normal－60bottom－80B.top－20middle－20normal－20bottom－20C.top－10middle－20normal－40bottom－80D.top－80middle－60normal－40bottom－20
If people ________ cutting down the forest, they will have nowhere _______.A.keep, to live in B.will keep, to live in C.keep, to live D.will keep, to live
__________A. devote B. adapt C. lead D. keep