They should take care of(锚链)___to ensure that they are in normal condition.
A.anchor chains
B.anchor ball
C.anchor gear
D.anchor ring
第1题:
锚链按其结构可分为_______。
A.铸钢锚链和电焊锚链
B.铸钢锚链和锻造锚链
C.电焊锚链和锻造锚链
D.有档锚链和无档锚链
第2题:
________ the vessel have no safety radiotelegraphy certificate at the time of her delivery,she ________ be held to be unseaworthy.
A.If/may
B.Will/shall
C.Should/would
D.Would/should
第3题:
第4题:
A.believe
B.convince
C.say
D.ensure
第5题:
______ it rain tomorrow moring, the loading ______.
A.Should / will be postponed
B.If / shall be postponed
C.Should / would be postponed
D.If / has to be postponed
第6题: