问题 单项选择题

各类感觉的反应时间中( )时间最短。

A.触觉和视觉

B.听觉和视觉

C.听觉和知觉

D.知觉和视觉

答案

参考答案:C

解析: 本题考核的是人的感觉反应时间的比较。比较各类感觉的反应时间,发现听觉和知觉的反应时间最短,约为0.1~0.2s,其次是触觉和视觉。

阅读理解

With the increasing numbers of smart phones and Chinese Internet users, micro blogging, known as Weibo in Chinese, has become more and more popular. Popular websites have created their own Weibo sites, which allow users to post a message of up to 140 words, along with pictures and videos(视频).

In August 2009 the largest website in China —— “sina.com” firstly set up sina Weibo”, helping micro blogging enter the mainstream in China. In 2010, Internet giants sohu, yahoo, baidu also sent up their own Weibo sites. By the end of October 2010, only sina’s Weibo site had registered(登记)more than 50 million users, with an average of 40 people opening a Weibo site every second. Weibo allows people to post messages quickly using their mobile phones, to stay in touch with friends, and provides channels for different people to communicate.

As the social influence of Weibo continues to grow, more and more news agencies(通讯社)and government departments are beginning to send information through Weibo sites. Wang Peng, a Weibo blogger, said, “Through Weibo it allows me to send my advice to director of my news agencies. Also, I can keep in touch with friends. There are many middle school and university classmates on my blog”. With sending more information to people, the influence of micro blogging in China is increasing.

小题1:From this passage, we know that “Weibo” is a ______ way of communicating.

A. boring                       B. popular                  C. difficult

小题2:You can send ­­­_______ to your friends by using micro blogging.

A. long messages               

B. mobile phones               

C. nice pictures

小题3:According to the passage, ________ was the first one to open a Weibo site.

A. sina.com                 B. sohu.com                 C. baidu.com

小题4:From Wang Peng’s words, we can guess that he is most probably a(n) ______.

A. engineer                 B. student                      C. reporter

小题5:The best title of this passage is “______”.

A. Micro blogging was first used in China

B. Micro blogging in China takes off

C. Weibo changes Chinese Internet users

单项选择题