People wandering in the fairground or park area（）wear a uniform.

lf a park visitor is hurt or in danger, cell phones make it easier to get help.

（ ）Is red a strong color or a peaceful color?

Project（71）is an uncertain event or condition that，if it occurs，has a positive or a negative effect on at least one project objective，such as time，cost，scope，or quality．

● Project（71）is an uncertain event or condition that, if it occurs, has a positive or a negative effect on at least one project objective, such as time, cost, scope, or quality.（71）

 ______ 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: Excuse me, sir. But can you tell me if there is a hotel near here?B: Eh ... there is one at the street corner, two blocks away.A: Thank you very much.B: _____!

A: Excuse me, sir. But can you tell me if there is a hotel near here?B: Eh...there is one at the street corner, two blocks away.A: Thank you very much.B: ______!

When a cargo boom or crane is rated at varying capacities，there will be a table at the controls which relates safe working load to（）.

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.

— Excuse me, I think there seems to be a mistake.
— ____________

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