问题 单项选择题

古希腊和古代中国相似的经验知识曾产生了相似的理论洞察力,比如亚里士多德和《墨经》对杠杆原理的认识。但是,古希腊的初始力学理论很快发展成理论知识的综合体,而中国墨家的力学传统在战国之后就中断了。不擅长观察、认识物体运动并形成系统的理论,这是中国古代科学传统中一个明显的“软肋”。相比之下,中国人在解决实际问题方面的建树更加突出。
这段文字意在说明:

A.中国古代科学发展的特点
B.中国古代科学传统中断的原因
C.古代中国对于力学最初的研究不逊于古希腊
D.力学理论的不完备是中国古代科学研究的弱点

答案

参考答案:A

解析: 文段以古希腊为参照物进行对比,总结出中国古代科学研究的一个“软肋”,接着又指出中国古代科学研究的优势,归纳总结可知,文段意在说明的是中国古代科学发展的特点。

阅读理解

阅读理解。

     Cats and dogs are both popular pets. Cat owners think that cats are nicer pets in some ways. Cats are

cleaner, first of all. They keep themselves clean, and they do not make the house dirty. Cats are also quieter

than dogs. They usually do not make a lot of noise. Cats are safer, too. Dogs sometimes bite people, but cats

almost never do. Finally, cats are easier to take care of. You do not have to spend much time with a cat. In

fact, many cats prefer to be alone.

     Many children want to have a pet. Some parents may not like the idea of a dog or a cat in the house, but

pets can be good for children. A pet is fun for a child to play with. This can be especially important if there is

only one child. Also, children can leam a lot from a pet. They can learn about animals and the natural world.

Children also leam about taking care of something. They cannot forget about their pets. This is an important

lesson for all children.

     Most Americans think of cats as pets, but not all cats are pets. Some cats can help people, but others can

be problems. For example, on farms and in old houses, they kill small animals such as rats or mice. However,

some people do not want cats around. They like to watch birds in their yards. Cats may kill the birds or scare

them away. Cats can also be a problem in cities. In Rome, for example, thousands of cats live in the streets

and old buildings. They make a lot of noise, and they are dirty and dangerous.

1. The owners of cats think that cats are _____ than dogs.

A. safer but dirtier

B. cleaner but noisier

C. more interesting and safer

D. cleaner and quieter

2. Pets are good for children because _____.

A. pets are very popular

B. pets help children leam a lot

C. pets are easy to take care of

D. pets help children forget everything

3. We can learn from the last paragraph that _____.

A. cats can help on farms

B. cats and birds are friends

C. cats prefer living in cities

D. cats are thought as pets by all

选择题