The engine may lose power or slow down during running, when this occurs, the first cause possible may be hot bearings and （） of the pistons in the cylinders.
Smaller engines can be made more rigid than large ones and may not have （）.
An icebreaker may use the code letter “K” to remind ships of their obligation to listen continuously on their radio. This signal may be made by any of the following EXCEPT（）.
The main bearing shells are made of steel with a lining of bearing metal which may be white metal, copper-lead or aluminum-tin alloy What is the meaning of “which” in the sentence above?（）
Every entry required to be made in the Official Logbook shall be signed by the（）.
In the GMDSS, MSI broadcasts will be made on two dedicated systems:（）and（）.
The only wire rope termination which may be made in the field is（）.
Cold weather starting of a diesel engine may be made easier by（）
Good anchorage may be obtained anywhere in this water area，the bottom being generally mud and sand，vessel may have（）.
It may be that，under the contract，freight was made（）to a third person.
Pistons of marine medium speed diesel engines may be made of （） in order to keep the weight down for balancing purpose at high speed.
If emergency welding repairs must be made to the upper area of a fuel tank, the tank and/or adjacent compartments may need to be （）
May I come round in the morning? The answer may be（ ）.
May I come round in the morning? The answer may be（ ）.
What is edible in one culture may be considered _____ in another culture and this may cause culture shock.
In narrative, the experience or event may be in the past, may be what people usually do, or may be going on now.
In much of Latin American, appointments must be made a month in advance by mail or telephone.
What may NOT be included in a business itinerary（)？
CAN ANIMALS BE MADE TO WORK FOR US？ Can animals be made to work for us？ Some scientists think that one day animals may be trained to do a number of simple jobs that are now done by human beings. The
Customers may visit our Web site to find reviews of______of our products made at the new factory in London.
In resent years，computers are being made________．
In a critical review, criticisms can be made in terms of__（）
