( )是指由施工企业自行组织，主要根据企业的自身情况，包括人_爱下问搜题

搜题请搜索小程序“爱下问搜题”

问题单项选择题

( )是指由施工企业自行组织，主要根据企业的自身情况，包括人员素质、机械装备程度、技术和管理水平等编制，在本企业内部使用的定额。

A．地区定额
B．企业定额
C．行业定额
D．概算定额

答案

参考答案：B

完形填空

Things You Can Do to Help the Environment
CARS
Cars are getting bigger. Bigger cars burn more gas and increase problems with air pollution. So try to walk, ride, or take buses or subways. And if you drive a car, keep it in a good state. This can save gas and make less pollution.
Energy
The biggest use of home energy is for heating and cooling. So turn up your air conditioned and ,um down the heat, especially at night. Use energy-saving lights. And remember to turn lights off.
PRODUCTS
Each American throws away 10 kilograms of litter everyday. Try to make less waste. Ask yourself before you buy something: Do I need it? Buy products that you can use over and over again.
WATER
Showers use a lot of water. In one week, a common American family uses as much water as a person drinks in three years! Take shorter showers or buy a special small showerhead. This can cut water use in half.

小题1:Linda always takes long showers in the morning.
__________________________________________________
小题2: Jeff leaves the lights on at home all the time.
__________________________________________________
小题3:Nick buys a newspaper every day, but never reads it.
____________________________________________________
小题4:Gina drives to work, but her office is near her home.
___________________________________________________
小题5:This passage is most probably taken from _______________
A. a magazine B. a news report C. a diary

单项选择题

当圈梁被门窗洞口截断时，圈梁应设置（）。

A、构造柱

B、过梁

C、连续梁

D、附加圈梁