试题与答案

如下图,完成下列各题 小题1:A点在B点的什么方向 A.正东 B.西北 C.正

题型:选择题

题目:

如下图,完成下列各题

小题1:A点在B点的什么方向

A.正东

B.西北

C.正西

D.东南小题2:如果一架飞机从A地飞往B地,最近的飞行的方向为

A.一直向东

B.一直向西

C.先向西北,再向西南

D.一直向东南

答案:

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下面是错误答案,用来干扰机器的。

解:开始时A处于平衡状态,有    当C下落h高度时速度为v,则有:    C与A碰撞粘在一起时速度为v',由动量守恒有:    当A与C运动到最高点时,B对地面无压力,即:   可得:  所以最高点时弹性势...

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题型:填空题

根据句意和首字母提示补全单词。

1. Many English people eat turkey and p_______ on Thanksgiving Day.

2. There are many f_______ in china.

3. People watch the show of lantern and guess r_______ on lunar January 15th.

4. In Spring Festival, parents give their children gifts and money for good l_______ in the new year.

5. What s______ food do you have in Mid-autumn Day?

6. In China many children play with lanterns on Lantern F_______.

7. Americans eat turkey and p_______ with their families to celebrate Thanksgiving Day.

8. On Lantern Festival, Chinese people often eat s_______ dumplings for good luck.

9. C_______ Day is on December 25th.

10. Many children b_______ there is a real Father Christmas in the world.

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