下列项目中，构成建设工程项目总投资中的积极部分的是（）。 A.建安工程费 B.设备即

Do you know Weibo? Do you write a Weibo? If you don’t, 小题1: Weibo means microblog. People may spend much time writing a microblog, but it takes a little time to write a microblog. Why? 小题2:
Microblog started in the USA. It came to China in 2009 and it has developed very fast. In 2011, the number of Chinese, micro-bloggers grew to 300 million.小题3:For many microblog user, it is a great way of learning the freshest news, talking with friends and sharing different kinds of information, including news, daily life, pictures, music and so on. Many stars and famous people also write microblogs and share good things with their fans.
It is easy and fast to send a message on a microblog. 小题4: For example, when the big earthquake and tsunami(海啸)hit Japan in March, 2011, messages like “Salt can protect people from radiation (辐射)” were hot on microblogs. 小题5: Later people realized it was just a rumor(谣言).
In a word, microblog plays a new role in the life of Chinese people.

A. It soon caused a crazy buying of salt. B. Because every message on a microblog is less than 140 words. C. Now more and more people are interested in writing microblogs. D. However, this can also lead to problems and even cause great fear. E. You are “out”!