【题目】______ of the accuracy of the analysis, they decided to stick to their plan.
A. Concerned
B. Convinced
C. Interested
D. Confused
科目：高中地理 来源： 题型：
【题目】A: After the power failed, she had to deliver the baby in the darkness.
B: After the power was ______ ______, she had to deliver the baby in the darkness.
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【题目】 Facebook is a social network service and website that was launched in 2004.Friends，family，and coworkers use Facebook to communicate with each other. Many businesses use the site to show their products.
Users can write about themselves or their companies and include pictures and videos. They can also permit everyone，or only a few people，to see their Facebook pages.
In the summer of 2010，Facebook announced that it has over 500 million active users around the world. About half of them use the site every day. About 70 percent of all Facebook users are in countries outside the United States.
Mark Zuckerberg and his friends started Facebook in 2004 when he was a second year student at Harvard University in Massachusetts. He began the project by illegally using the university’s computer system. Harvard University charged him with breaking several laws. Mark Zuckerberg was almost forced to leave school. But the university withdrew the charges. Mark Zuckerberg was also accused of stealing other people’s ideas and using them in Facebook. He has denied (否认) the charges. Several people have taken legal action against him.
At first, only Harvard students could use Facebook. But it quickly expanded to other universities. The website was also opened to high school students. Now，anyone at least 13 years old with an email address can join.
In the early days，only a small group of people managed Facebook. Now it has over 1，700 workers in 12 countries.
Facebook makes money by selling advertising. It has been extremely successful. The financial company SecondMarket，says Facebook is worth 41 billion dollars.
A movie about the creation of Facebook，called “The Social Network”，was released in October 2010.
【1】 What can we learn about Facebook?
A．The minority of its users are Americans.
B．Users can see anyone’s Facebook pages.
C．More than 500 million people are using it.
D．It provides social network service for Americans.
【2】 Why was Mark Zuckerberg charged by Harvard University?
A．He secretly designed illegal computer programs.
B．He devoted too much time working on his project.
C．He stole other people’s ideas when writing his essay.
D．He used the university’s computer system to start Facebook illegally.
【3】 Which of the following can take the place of the underlined word “withdrew” in Paragraph 4?
A．Dropped. B．Took away. C．Held on. D．Rejected.
【4】Facebook manages to make huge profits mainly by________．
A．attracting user B．selling advertising
C．producing movies D．increasing cooperation
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【题目】I've worked with children before, so I know what__________ in my new job.
A． expected
B. to expect
C. to be expecting
D. expects
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【题目】Good technique in medicine means less pain and fewer deaths and, __________ it is our duty to master it.
A. altogether
B. therefore
C. otherwise
D. however
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【题目】我们应该学会如何对谣言作出反应。
We should learn ______ ______ ______ ______ the rumour.
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【题目】The teacher______have thought Johnson was worth it or she wouldn't have wasted time on him,l suppose.
A. should
B. can
C. would
D. must
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