Camshafts are usually driven by timing gears or （）.
Conditions for crossing a rough bar are usually best at （）.
Hurricane warnings are issued（）when winds of force 12 or above are expected.
Mariners are warned that fog signals should（）be relied upon implicity.
Two main lubricating oil pumps are usual and are obligatory in （）.
Anticyclones are usually characterized by（）.
Vessels are warned（）in the area enclosed by pecked lines owing to the existence of numerous telegraph cables.
WHAT IS YOUR LATEST GALE WARNING?的中文意思是：你船接收的航行警告是什么？
Mechanical lubricators for diesel engine cylinders are usually small reciprocating pumps which are （）.
Mariners are FIRST warned of serious defects or important changes to aids to navigation by means of（）.
Minor supporting ideas are usually( )?
Apartments are usually used in America, while ______ are usually used in UK.
Business appointments are usually very formal.
Cars ____ from abroad are usually more expensive.
Services are usually provided to physical object. For example, medical services are provided to objects.
The warning lights are clearly _____________.
31. Cautions, Warnings, Notes, etc. are likely inserted in some parts of a chart where________.
Concert tickets usually are discrimination pricing. ( )
In the Decline Stage, the buyers usually are ( ).
New words are usually not accepted until they＿＿＿．
Campuses are usually accessible by public（).
Official lending and investing are usually done by:
根据以下资料，回答1~5题。 The warnings from electronic road signs are not working as well
We are warned______.
