A red flag wasplaced there as a [token] of danger.

[单选题]A red flag wasplaced there as a [token] of danger.A.signB.substituteC.proof

[单选题]The captain of the ship _____ the passengers that there was no danger.A.ass

[单选题]He remained calm even ________of such obvious danger.A.in the eventB.in the

[单选题]He remained calm even ________of such obvious danger.A.in the eventB.in the

[单选题]As a result of the neglect of all safety rules， the workers( )to considerab

[单选题]There are three colors in the British flag, _____ red，white and blue.A.rare

[单选题]There are three colors in the British flag, _____red，white and blue.A.rarel

[单选题]I [am sure totell] you that there's no danger.A.ensureB. assureC. insureD.

[单选题]I am [sure] totell you that there's no danger.A.ensureB.assureC.insureD.sec

We provide the robot with seeing detectors(探测器) to keep it away from danger. It