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B．浮点数的尾数越长，所表示的数的精度就越高 C．定点数可表示的数值范围总是大于浮点数所表示的范围 D．浮点数使用二进制表示，定点数使用十进制表示 7．使用超大规模集成电路制造的计算机应该归属于 D A 、第一代 B、第二代 C、第三代

today　20　the harvest you reap tomorrow. 【文章大意】本文叙述了作者乘坐出租车时发生的事情, 出租车司 机的一番话阐明了一个道理: 记住美好的, 忘却不快的, 专注重要的; 对待生活的态度决定生活的状态。

speak in their native tongue. 【文章大意】本文是一篇游记, 讲述了作者和朋友的意大利之行。文5 章介绍了旅游前的准备工作, 如自己取得签证, 还有意大利的住宿条 件, 写出了自己策划意大利之游的优点以及感受。

practise the piano in their spare time. 许多被询问的学生说他们被迫在业余时间练习钢琴。 9. _____________ he was a child, Mark

practise the piano in their spare time. 许多被询问的学生说他们被迫在业余时间练习钢琴。 9. _____________ he was a child, Mark

两位数加一位数的和可能是一位数。 （ ） 三、填空题 1.小英做一道计算题，本应该减去 25，可她却加上 25，这样结果比正确结果大 ________。 2.梨比苹果少 16 个，梨有 12 个，苹果有________个，一共有________个。

lying D. picking 【解析】选 C。词语辨析题。place 与 put 作“放”讲时均为及物动词。lie 在此意为“躺”。 7. A. threw B. jumped　 C. flew

explanation 【解析】选 D。推理判断题。根据最后一段 Professor Bonk 给他们两 个出的补考题“哪个轮胎爆胎?”可看出 D 项正确。 3. After the final, they　　　　

Chinese people should ___________________ mankind. 3. 如果这样, 我就接受你的建议。 __________ , I will accept your advice

Ⅰ. 根据所给的汉语释义或首字母写出单词的正确形式1. Although he is young, he is an __________ (有经验的)architect.2. As a matter of fact, drunken driving is as harmful as __________ (暴力的)crimes to people’s life and safety.3. What __________ (引起)the accident yesterday?4. A sudden storm __________ (发生)when we were having our pleasantvoyage in the Yellow River.5. One million and five hundred thousand people died in natural dbetween 1980 and 2000.6. He has to give up basketball, for he is only about a __________ height.7. In 1998, the f __________ caused by five days of heavy rain in thatarea made 233, 000 people homeless.8. People standing under a tree in a thunderstorm are likely to be struckbyl __________ .9. Many men were b __________ underground when there was anaccident at the mine.

can catch a camel to work. 【文章大意】文章讲述沙尘暴的特点, 人们遇到它时的防护手段, 以 及预防沙尘暴的措施。 1. Which of the following is NOT

can catch a camel to work. 【文章大意】文章讲述沙尘暴的特点, 人们遇到它时的防护手段, 以 及预防沙尘暴的措施。 1. Which of the following is NOT

explanation 【解析】选 D。推理判断题。根据最后一段 Professor Bonk 给他们两 个出的补考题“哪个轮胎爆胎?”可看出 D 项正确。 3. After the final, they　　　　

__________ her child when she is on a business trip. 她出差时我将照看她的孩子。 6. The poor parents had to __________ their

Ⅰ. 用下面的单词或短语的适当形式填空freezing, ridiculous, enormous, observatory, foggy, crash, make sense,bring an end to, used to, take place1. It’s __________ that a 60-year-old woman wears a mini skirt.2. It’s __________ in this house. Can’t I turn on the heating?3. He earns a lot of money, so he can afford to live in an __________house.4. Einstein discovered the laws which govern the universe, not in alaboratory or in an __________ , but at the desk in his study.

more friends __________ the program. 我打算通过参加这个节目结交更多的朋友。 8. Can you tell me how __________ the dirt? 你能告诉我怎样除掉这些污物吗

Brenda 会为 Cindy 祈祷, 然而 星期日来了又去了, 她都看不到多少变化, A 项 much“很多”; B 项 little“很少”, 表否定, 修饰不可数名词; C 项 some“一些”; D 项

that program. 3. 我不知道要不要去开会。 I don’t know ____________________________ or not. 4. 我迫使他们把钱还给我。 I _____________

Ⅰ. 根据所给的汉语释义或首字母写出单词的正确形式1. Although he is young, he is an __________ (有经验的)architect.2. As a matter of fact, drunken driving is as harmful as __________ (暴力的)crimes to people’s life and safety.3. What __________ (引起)the accident yesterday?4. A sudden storm __________ (发生)when we were having our pleasantvoyage in the Yellow River.5. One million and five hundred thousand people died in natural dbetween 1980 and 2000.

owns C. accepts　　 D. receives 【解析】选 B。词语辨析题。此处表示“他拥有他们的照片”, 故选 B 项。 6. A. explain　　 B. tell　　 C. ask　　 D