水星到太阳之间的平均距离约是五千七百九十一万千米，写作______，改写成以万为

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。

小题1:. The use of Weixin began              .          .

A. in February, 2011             B. in January, 2011       C. in March, 2013

小题2: The underlined word “contact” means               in Chinese.              .

A. 联系                      B. 交易                C. 视频

小题3: How many Weixin’s functions are mentioned in this passage?

A. 3                          B. 5                  C. 7

小题4:. 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

小题5:. 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

仿写：美，无处不在，重要的是要有发现美的眼睛。请仿照例句，发挥你的想象，另写一个句子，表达你对美的感受。（2分）

例句①  老师说：“书声琅琅，专注凝神的课堂就是美，一种渴求知识的美。”

例句②   旅游者说：“鸟语花香，清风吹拂的西子湖就是美，一种自然的美。”

流行性脑脊髓膜炎的实验室检查可见（）

A.外周血白细胞总数明显增加，中性粒细胞达80%～90%

B.皮肤淤点和脑脊液沉淀涂片革兰阴性染色

C.脑脊液乳酸升高

D.血培养脑膜炎双球菌的阳性率较高

E.脑脊液培养可见脑膜炎双球菌生长

甲机械公司委托乙运输公司为其运输一套机械设备到丙商行，为此，甲公司与乙公司订立了运输合同。由于甲公司与乙平常关系良好，甲公司希望乙公司能顺便代为向丙商行收取5万元贷款，并言明代收贷款纯属帮忙，不另计报酬，乙公司当场表示同意。而后，乙公司派车将甲公司的设备运至丙商行，丙商行将5万元货款交付乙公司的司机。回程中，乙公司司机将货车停放在一停车场内去吃饭，当司机吃完饭返回时，发现驾驶室门被撬，遗忘在车内的5万元贷款不翼而飞，司机随即拨打110向警方报案。事后甲公司向乙公司追讨5万元货款，乙公司拒付，甲公司将乙公司告到法院。
请回答下列问题：

若乙公司代收货款时收取了甲公司的报酬，是否可以拒付5万元货款为什么

《公民道德建设实施纲要》提出的职业道德主要内容是（）。

A.诚信为本、依法治国、民主理财、科学决策、奉献社会

B.爱岗敬业、诚实守信、办事公道、服务群众、奉献社会

C.文明礼貌、助人为乐、爱护公物、保护环境、遵纪守法

D.助人为乐、诚实守信、办事公道、爱护公物、奉献社会