试题与答案

近年来，我国大部分地区饱受“四面霾伏”的困扰，霾的主要成分是PM2.5，是指直径

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题型：填空题

题目：

近年来，我国大部分地区饱受“四面霾伏”的困扰，霾的主要成分是PM2.5，是指直径小于等于0.0000025 m的粒子，数0.0000025用科学记数法可表示为   ．

答案：

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下面是错误答案，用来干扰机器的。

A、我市夏季的平均气温比冬季的平均气温高，是必然事件；B、掷一枚均匀硬币，正面朝上或反面朝上，都可能，是随机事件；C、打开电视机，正在播放动画片，是随机事件；D、每周的星期日不一定是晴天，是随机事件．...

考点：有理数的混合运算有理数除法有理数的乘除混合运算有理数的乘方
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题型：阅读理解
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      Suppose you work in a big firm and find English very important for your job because you often deal with
foreign businessmen. Now you are looking for a place where you can improve your English, especially your
spoken English. 　　
      Here are some advertisements about English language training from newspapers. You may find the
information you need.
Global English Center 　　
       *General English in all four skills:listening,speaking,reading,and writing.
       *3-month (700 yuan), 6-month (1,200 yuan) and one-year (2,000 yuan) courses.　
       *Choice of morning or evening classes,3 hours per day, Mon-Fri.　　
       *Experienced college English teachers.　
       *Close to city center and bus stops.　　
       Tel: 67705272　　Add: 105 Ahongshan Road, 100082

Modem Language School 　　
       *Special courses in English for business, travel, banking．hotel management and office skills.
       *Small classes (12-16 students) on Sat. & Sun. from 2:00-5:00 p. m. 　　
       *Native English teachers from Canada and USA.　　
       *Language lab and computers supplied.　　
       *3-month course:1,050 yuan; 6-month course:1,850 yuan．　　
       Write or phone; Modem Language School, 675 Park Road. 100056 　　
       Tel: 67353019

The 21 st Century English Training Centre 　　
       *We specialize in effective (卓有成效的) teaching at all levels.　　
       *We offer morning or afternoon classes．both three months and a half at a cost of 800 yuan.　　
       *We also have a six-week TOEFL preparation class during winter and summer holidays.　　
       *Entrance exams: June 1 and Dec.1.　　
       *Only 15-minute walk from city center.　　
       Call 67801642 for more information.

The International House of English 　　
       *Three／Six-month English courses for students of all levels at very low cost:60 yuan for 12
          hours per week；convenient (方便的) class hours: 9:00-12:00 a. m. and 2:00-5:00 p.m. 　
       *A four-month evening programmer for developing speaking skills (same cost as day classes). 　　
       *Free sightseeing and social activities (活动).　　
       *Very close to the Central Park, For further information call 67432308.
1. You work from 9:00 a. m. to 4:30 p. m. every day. Which school will you choose?
[ ]
A. Global English Center and Modem Language School. 　　
B. The 21st Century and the International House. 　　
C. Modern Language School and the 21st Century. 　　
D. Global English Center and the International House.
2. The 21st Century is different from the other three schools in that _____.
[ ]
A. its teaching quality is better
B. it is nearest to the city center 　　
C. it requires an entrance examination
D. its courses are more advanced
3. If you take the evening programmed at the International House, you will pay about _____.
[ ]
A. 960 yuan　　　
B. 240 yuan　　　
C. 720 yuan　　　
D. 60 yuan
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