[A\] ensure\[B\] assure\[C\] insure\[D\] reassure
第1题:
A.believe
B.convince
C.say
D.ensure
第2题:
The Owners _______ to have secured and carry on board the necessary certificates to comply with Safety and Health Regulations and all current requirements in all ports of call.
A.Ensure
B.Assure
C.Warrant
D.Insure
第3题:
第4题:
此题为判断题(对,错)。
第5题: