问题 单项选择题

工程师接到通知后,可与承包商商定竣工检验的日期,或决定并通知承包商在该日期后的( )天内的某日或数日内进行竣工检验。

A.7
B.14
C.18
D.21

答案

参考答案:B

解析: 当承包商按照规定提交了各种文件后,应当根据合同规定进行竣工试验。承包商应提前通知工程师,说明他将在某日期前为竣工检验做好准备,通知须于该日期前21天发出。工程师接到通知后,可与承包商商定竣工检验的日期,或决定并通知承包商在该日期后的14天内的某日或数日内进行竣工检验。

单项选择题

More and more people like bicycling and it is no surprise. It is fun, healthy and good for the environment. Maybe that’s why there are 1.4 billion bicycles and only 400 million cars on roads worldwide today. Bikes can take you almost anywhere, and there is no oil cost!

Get on a bicycle and ride around your neighbourhooD. You may discover something new all around you. Stopping and getting off a bike is easier than stopping and getting out of your car. You can bike to work and benefit (受益) from the enjoyable exercise without polluting the environment. You don’t even have to ride all the way.

Folding (折叠) bikes work well for people who ride the train. Just fold the bike and take it with you. You can do the same on an airplane. A folding bike can be packed in a suitcase. You can also take a common bike with you when you fly. But be sure to look for information by getting on airline websites. Not all airlines are bicycle-friendly to travelers.

Health Benefits of Bicycling.

·It helps to prevent heart diseases.

·Bicycling helps to control your weight.

·A 15-minute bike ride to and from work three times a week burns off five kilos of fat in a year.

·Bicycling can improve your mood (心情).

·Exercise like bicycling has been shown to make people feel better, more relaxed and self-confident.

·Bicycling is healthier than driving.

If you travel with a folding bike, you can fold it and ().

A. get out of the car

B. take it onto a train

C. put it in your purse

D. go on airline websites

单项选择题