三相交流电

题型:名词解释

问题:

三相交流电

考点:物业维修工物业维修工题库
题型:名词解释

阅读理解。

     What is "Walk to School"? Now we are working on a programme of "Walk to School". We would like

as many parents and children as possible to take part, even if in a small way. Children who walk to and

from school along with their parents can learn essential (基本的) road safety and life skills.

     You can take part by…

     ■ Walking to and from school with your child every day.

     ■ Walking for one or two days during the week.

     ■ Encouraging others to walk, if you already do.

    Walking is great!

     ■ Walking is great exercise!A walk is good for your body and can keep you fit.

     ■ You won't have to waste time looking for a parking site (停车点).

     ■ It's free. You'll save money by not using the car.

     ■ It's pollution free.

     ■ It's a good chance to talk to your children and to meet other parents, too.

     Enjoying walking to school!

     Here are some suggestions to help you and your child enjoy walking to school.

     ■ Plan a safe route (路线) together.

     ■ Teach children what a kerb (马路牙子) is and what it means.

     ■ Encourage your child to help you choose the safest places to cross the road.

     ■ Look at and discuss the things you see on your way-especially road signs and what they mean.

     Walk to school! Thousands of parents and children already take part, could you?

     Please go to www.walktoschool.org.uk for more information.

1. Who are encouraged to take part in the programme of "Walk to School"? [ ]

A. Children.

B. Parents and children.

C. Bus drivers.

D. Teachers.

2. By walking to and from school, children can learn ______. [ ]

A. driving skills

B. running skills

C. road safety and life skills

D. knowledge about science

3. Which is NOT the benefit (好处) of walking to school? [ ]

A. It can keep you fit.

B. It can save money.

C. It won't pollute the air.

D. It can't help you make new friends.

4. What is the first thing to do if you want to enjoy your walking to school?[ ]

A. Plan a safe route with your children.

B. Learn what a kerb is and its meaning.

C. Choose the safest places to cross the road.

D. Find road signs and know their meanings.

5. According to the writer, you can learn more about "Walk to School" by ______.[ ]

A. reading a newspaper

B. making a phone call

C. going to the Internet

D. having a traffic lesson

题型:名词解释

香花石由前20号元素中的6种组成,其化学式为X3Y2(ZWR43T2,X、Y、Z为金属元素,Z的最外层电子数与次外层电子数相等,X、Z位于同主族,Y、Z、R、T位于同周期,R最外层电子数为次外层电子数的3倍,T无正价,X与R原子序数之和是W的2倍。下列说法错误的是

A.原子半径:Y>Z >R>T

B.气态氢化物的稳定性:W<R<T

C.最高价氧化物对应的水化物的碱性:X>Z

D.XR2和WR2两化合物中R的化合价相同

题型:名词解释

一年轻女性,23岁,未婚,月经规律,曾有盆腔炎史。现停经34天, * * 出血淋漓7天,下腹痛3小时,就诊。

应与下列哪些疾病鉴别

A.功血

B.不全流产

C.子宫肌瘤

D.盆腔炎复发

E.异位妊娠

题型:名词解释

在一个地区的土地适宜性评价中,评价对象和评价范围的提出必须从实际出发,充分考虑当地的自然、社会和经济条件,这体现了土地适宜性评价所遵循的( )原则。

A.辨证

B.针对性

C.潜在适宜性

D.实践性

题型:名词解释

按照沟通的含义及要素,具体来说它有以下几方面的特点()

A、信息的传递

B、信息的理解

C、双方的传播、交换和说服

D、是一个双向互动的历程

更多题库