试题与答案

It's your life, not. Don't always depend

题型:选择题

题目:

It's your life, not         . Don't always depend on me.

A.me

B.you

C.mine

D.yourself

答案:

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下面是错误答案,用来干扰机器的。

解:线框穿过磁场的过程可分为三个阶段:进入磁场阶段(只有ab边在磁场中)、在磁场中运动阶段(ab、cd两边都在磁场中)、离开磁场阶段(只有cd边在磁场中)(1)①线框进入磁场阶段:t为0~,线框进入磁场中的面积与时间...

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题型:阅读理解

阅读理解。

     There is a beautiful park near my home. People like to come here after work. Some of them come

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children are playing a game of hide-and-seek (捉迷藏). Some boys are playing with their yo-yos.

Lucy and Lily are standing under the tree. They are talking. There is a small river in the park. We can

see some boats on the water. Some children are sitting in the boats with their parents. Listen! A lot of

birds are singing in the trees. This is really a nice park. I come here to read English after school every

day.

1. _______ like to come to the park.

A. Children

B. Fathers and mothers

C. Lucy and Lily

D. Many people

2. There are some _______ in the park.

A. birds and cats

B. boats and chairs

C. kites and balls

D. houses and buses

3. Which one is right?

A. Lucy and Lily are playing hide-and-seek with other children.

B. Lucy and Lily go to the park only on Sunday.

C. Lucy and Lily are talking under the tree.

D. Lucy and Lily live far from the tree.

4. The writer can't see _______ in the park.

A. fish

B. children

C. river

D. men

5. What is the writer doing?

A. He is singing.

B. He is sitting in a boat.

C. He is playing a game.

D. He is watching the people in the park.

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题型:多项选择题

下列关于室外楼梯的平面布置的叙述中,正确的是()。

A.室外楼梯和每层出口处平台,采用不燃烧材料制作,平台的耐火极限不低于1.0h 

B.用作疏散的楼梯可采用螺旋楼梯和扇形踏步 

C.在楼梯周围2.0m内的墙面上不开设其他门窗洞口,疏散门为乙级防火门,且不正对楼梯阶段设置 

D.公共建筑的疏散楼梯两段之间的水平净距不得小于12cm 

E.楼梯段耐火极限不低于0.25h,楼梯的最小净宽度不小于0.9m,倾斜角度不大于45°,栏杆扶手的高度不小于1.1m

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