It’s believed ______40% of stars, like the sun, may have planets that orbit them.
A．as many as B．as much as C．many more D．much more
A scientific report has found that snow and ice on Africa’s highest mountain Kilimanjaro ______rapidly and could vanish within 20 years.
A．has been melted B．will melt
C．is melting D．was being melted
–Frank failed the driving test again.
--______ He practiced a lot and was quite confident.
A．What if? B．How come? C．So what? D．Why not?
根据下面的汉语提示写一篇英语短文，词数120左右。
某中学新建的电子阅览室即将投入使用，一次能容纳200名学生。学校正征询学生意见。假如你是其中的一名学生，请根据以下要点对阅览室的使用提出建议，并陈述理由：
1．电子阅览室的开放时间
2．向学生提供的浏览项目
3．安全管理等注意事项
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假定英语课上老师要求同桌之间交换修改作文，请你修改你同桌写的以下作文。文中共有10处语言错误，每句中最多有两处。错误涉及一个单词的增加、删除或修改。
增加：在缺词处加一个漏字符号（^），并在其下面写出该加的词。
删除：把多余的词用斜线（\）划掉。
修改：在错的词下划一个横线，并在该词下面写出修改后的词。
注意：1. 每处错误及其修改均仅限一词；
2. 只允许修改10处，多者（从第11处起）不计分。
What will the city of the future like? No one know for sure, and make predictions is a risky business. In the future, care about the environment will become very important as some of the earth’s natural resources have been run out. We will use lots of recycling materials, such as plastics, aluminum, steel, glass, wood and paper, and we will waste less natural resources. We will also have to rely more on alternative energies, like solar and wind power. All this seems certain, and there are plenty of things about city life in the future are not certain.
根据短文内容，从短文后的选项中选出能填入空白处的最佳选项。选项中有两项为多余选项。
1 ．For example，too many tourists can crowd public places that are also enjoyed by the inhabitants of the country. If tourists create too much traffic，the inhabitants become annoyed and unhappy．They begin to dislike tourists and to treat them impolitely．They forget how much tourism can help the country’s economy．It is important to think about the people of a destination country and how tourism affects them． 2 ．Tourism should also advance the wealth and happiness of local inhabitants．
3 ．If tourism grows too quickly，people must leave other jobs to work in the tourism industry．This means that other parts of the country’s economy can suffer．
4 ．Businesses can also lose money．It costs a great deal of money to build large hotels，airports， first-class roads，and other support facilities needed by tourist attractions. For example，a major international class tourism hotel can cost as much as 50 thousand dollars per room to build．If this room is not used most of the time，the owners of the hotel will lose money．
Building a hotel is just a beginning．There must be many other support facilities as well，including roads to get to the hotel，electricity，sewers(下水道)to handle waste，and water． 5 ．If they are not used because there are not enough tourists，jobs and money are lost.
A．It is extremely important to develop tourism
B．Too much tourism can be a problem
C．Without proper planning, tourism can cause problems
D．All of these support facilities cost money
E. Planning is of great importance to tourism
F. Tourism should help a country keep the customs and beauty that attract tourists
G. On the other hand, if there is not enough tourism, people can lose jobs
