A man is 48 years old. He asks the other man how old he is. The other man answers: “I am twice as old as you were when I was as old as you are today.” How old is the other man?

When a teacher intends to present or explain a new language point, which of the following grouping methods is mostly recommended?

When a teacher intends to present or explain a new language point，which of the following grouping methods is mostly recommended？

 ______ twice a year, whether it is a car or a bus or a truck, is the rule that every driver must obey in this city.

A declaration made by the Master before a PRC Consul，giving particulars regarding heavy weather or other incidents which may have caused damage to the vessel or cargo，through no fault of the vessel，her officers，or crew is a(n)（）.

Every deliberate act of wrongdoing by the master or any of the crew against the ship or cargo，without the authorization or privity of the Shipowner or his agent，is（）.

（）, or drum is used for hauling in or letting out the wires or ropes which will fasten the ship to the shore.

A salvor may be（）the whole or part of the payment due under Salvage Convention to the extent that the salvage operations have become necessary or more difficult because of fault or neglect on his part or if the salvor has been guilty of fraud or other dishonest conduct.

The （） is used for hauling in or letting out the wires or ropes.

The Shipowner must not stow goods on deck（）there is a trade usage to that effect or the Charterer has given his express or implied consent.

（ ）estimating is a technique for estimating the duration or cost of an activity ou project using historical data from a similar activity or project.

A mark or place at which a vessel comes under obligatory entry，transit，or escort procedure is know as（）.