现代人猿和人类共同起源于（） A．森林古猿 B．猕猴 C_爱下问搜题

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问题选择题

现代人猿和人类共同起源于（）

A．森林古猿

B．猕猴

C．猩猩

D．长臂猿

答案

答案：A

试题解析：在距今1200多万年前，森林古猿广泛分布于非、亚、欧地区，尤其是非洲的热带丛林，后来由于环境的变化，森林古猿朝两个方面进化，一部分森林古猿仍然以树栖生活为主，慢慢进化成了现代类人猿，如黑猩猩、猩猩、大猩猩、长臂猿等．另一支却由于环境的改变被迫下到地面上来生活，慢慢的进化成了人类，可见人类和类人猿的关系最近，是近亲，它们有共同的原始祖先是森林古猿．

阅读理解

The first Disneyland opened in July 1955 in the USA. Since thcn over 400 million people have visited Disneyland theme parks. Disneyland Hong Kong is the third international themepark after Tokyo and Paris. About 10 million people visit it each year.	The blue whale (鲸) lives in oceans around the world. It is the largest animal in the world but it eats the smallest animals for food. Many people kill the whales. And not enough clean water is also a problem. There may be only l,300 ones left.
Tired of ju.st talking on your mobile phone? Maybe one day your mobile phone will talk to you, just like the PhoneBraver does. The PhoneBraver i.s a kind of mobile phone that can turn into a robot. It has arms and legs and even faces. You can make its legs and arms move. It can learn your habits. A Japanese company made the mobile.	Chinese scientists have recently taken the lead (带头) in building the world's first "man-made sun". It will produce huge amounts of energy in only a few seconds, just like the sun. Soon, people will be able to use it to get clean energy all the time.

根据以上信息，选择最佳答案。

1. There are________Disneyland parks in the world.

A. two
B. three
C. four
D. five

2. The blue whale are in danger because of ________.

A. the smallest animals and killing
B. killing and dirty water
C. the smallest animals and clean water
D. killing and clean water

3. The PhoneBraver is a kind of ________.

A. mobile phone
B. robot
C. man-made sun
D. company

4. The PhoneBraver can't________.

A. talk to you
B. walk by itself
C. learn your habits
D. move its legs and arms

5. Chinese scientists try to build a man-made sun in order to________all the time.

A. get clean energy
B. keep warm
C. study space
D. build a space station

选择题

一块长25.12厘米，宽18.84厘米的长方形铁皮，配上半径是（　　）厘米的圆形铁皮，可以做一个容积最大的圆柱形容器．

A．6

B．8

C．3

D．4