[简答题]The word, friend, covers a wide range of meanings. It can be a nodding acquaintance, a comrade, a confidant, a partner, a playmate, an intimate colleague, etc. Everyone needs friendship. No one can sail the ocean of life single-handed. We need help from, and also give help to, others. In modern society, people attach more importance to relations and connections. A man of charisma has many friends. His power lies in his ability to give. As life is full of strife and conflict, we need friends to support and help us out of difficulties. Our friends give us warnings against danger. Our friends offer us advice with regard to how to deal with various situations. True friends share not only our joys but also our sorrows. I will never forget my old friends, and I’ll keep making new friends. I will not be cold and indifferent to my poor friends, and I will show concern for them, even if it is only a comforting word.

[单项选择]Despite the wide range of reading material specially written or ________ for language learning purposes, there is yet no comprehensive systematic program for the reading skills.
A. appointed B. assembled C. acknowledged D. adapted

[填空题]Nanotechnology has resulted in a wide range of amazing, practical discoveries such as stain- resistant trousers and self-cleaning toilets.

[填空题]Each unit contains a wide range of practice material, and it may not be possible to cover all the work in class in situations where class-time is limited. The teacher should then decide which exercises are most appropriate to the specific needs of his students, and which can be omitted.Similarly, many of the exercises can be given to students to do as homework or self-study work. The writing tasks in Section I at the end of each unit are mmeant to be alternatives (选择余地), from which the student or the teacher chooses the most interesting or most appropriate. Students on intensive courses (精读课程) may, of course, have the time to do more than one of the tasks.
The units of the course vary slightly in length and level of difficulty, becoming progressively longer and more difficult through the book. Because of this, and the obvious variation (变化) in classroom situations, it is not possible to specify how much class time would be needed to complete a unit. But, as an approximate (大概的)

[单项选择]In spite of the wide range of reading material specially designed or （　） for language learning purposes, there is yet no effective and systematic program for the reading skills.
A. appointed
B. assembled
C. acknowledged
D. adapted

[单项选择]Despite the fact that a wide range of reading materials was specially written or______for language learning purposes, there is yet no comprehensive systematic program for the reading skills.
A. adapted
B. acknowledged
C. assembled
D. appointed

[填空题]The United States has a wide range of policies that are explicitly designed to promote global corporate responsibility.

[简答题]

Computers exist in a wide range of sizes and power. The smallest are embedded within the circuitry of appliances, such as televisions and wrist watches. These computers are typically preprogrammed for a specific task, such as tuning to a particular television frequency or keeping accurate time.
Programmable computers vary enormously in their computational power, speed, memory, and physical size. The smallest of these computers can be held in one hand and are called personal digital assistants (PDAs). They are used as notepads, scheduling systems, and address books; if equipped with a cellular phone, they can connect to worldwide computer networks to exchange information regardless of location.
Laptop computers and PCs are typically used in businesses and at home to communicate on computer networks, for word processing, to track finances, and to play games. They have large amounts of internal memory to store hundreds of programs and documents. They are equipped wit