单项选择题
The safety of the port should（）in respect of a vessel properly manned and equipped，and navigated and handled without negligence and in accordance with good seamanship.
A.be watched B.be seen C.be viewed D.be inspected
单项选择题 The primary danger in helicopter fires is（）.
单项选择题 The premium is usually included in（）.
单项选择题 The person entitled to make a claim for the loss of goods may（）them as lost if they have not been delivered within 60 consecutive days following the expiry of the time for delivery.
