Weixin was created and put into market by Tencent on January 21, 2011. Because of its amazing functions（功能）, low cost and convenience ( 便利), it is very popular. You can see many people around you using Weixin to talk with their friends.
Weixin can make people quick to send voice message, video, pictures and text by phone. Because it is sent by network（网络）, distance is not a problem. Even if your friends are in foreign countries, you can use Weixin to contact.
Weixin supports Wi-Fi and 3G network. It can enjoy group chat up to 20 people. Besides this, it can do much. Weixin can search people around you. It also supports to send videos. You can share the wonderful pictures with other people at any tim . It can share your messages to the world and make new friends. Weixin can keep your pictures and texts in your phone. It also helps you to get your messages from others. Weixin makes more people “talk” with each other in different places at different times.
The cost of Weixin is very low. It costs nothing to own Weixin if you have a phone. The low cost is one of the main reasons why Weixin becomes popular. Many people say that it’s much more convenient than QQ. Nowadays these users can’t live without them. They chat on QQ and Weixin and express their thoughts on Weibo.
根据短文内容，选择最佳答案。
. The use of Weixin began              .          .
A. in February, 2011             B. in January, 2011       C. in March, 2013
The underlined word “contact” means               in Chinese.              .
A. 联系                      B. 交易                C. 视频
How many Weixin’s functions are mentioned in this passage?
A. 3                          B. 5                  C. 7
. According to the passage, we learn that                            .
A. only young people use Weixin to talk with their friends
B. Weixin can help people make new friends
C. the cost of Weixin is much more expensive than that of QQ
. The main idea of the passage is              .
A. how to use Weixin to communicate with others
B. Weixin’s functions and its advantages
C. Weixin’s influences on most people’s lives