Directions: In this section, you will hear 10 short conversations. At the end of each conversation, a question will be asked about what was said Both the conversation and the question will be spoken only once. After each question there will be pause. During the pause, you must read the four choices marked), B), C)and D),and

Directions: In this section, you will hear ten short conversations. At the end of each conversation, a question will be asked about what was said. both the conversation

Part IListening Comprehension (20 minutes) Directions: In this section, you will hear ten short conversations. At the end of each conversation, a question will be asked about what was said. Both the conversation

Part I Listening Comprehension (20 minutes) Directions: In this section, you will hear ten short conversations at the end of each conversation, a question will be asked about what was said. both the conversation

Part I Listening Comprehension(20 minutes) Directions: In this section, you will hear ten short conversations. At the end of each conversation, a question will be asked about what was said. both the conversation

I, Aims and Requirements 1 To review the classification of sentences 2 To let the ss know the location combination and the choice of relative pronouns and adverbs 3, To remember some typical sentences and learn by analo I、 Key points: The choice of relative pronouns and relative adverbs I、 Difficult points:

§8－1 Electric Charges Coulomb’s Law 电荷 库仑定律 §8－2 The Electric Field 电场 电场强度 §8－4 Gauss’ Law 高斯定理 §8－5 Electric Potential 静电场的功 电势 §8－3 Electric Field Line and Flux 电力线 电通量 §8－6 Equipotential Surface and Potential Gradient 等势面 电场强度与电势的关系 §8－7 The Electric Force Exerted on a Moving Particle 带电粒子在外电场中的运动

中国确保12亿多人的生存权和发畏权,这是对世界 人权进步事业的重大贡献。集体人权与个人人权的 紧密结合和协调发展是中国人权事北发展的必然道 路 (CI) To ensure the 1.2 billion Chinese people the rights to subsistence and development is in itself a major contribution to the progress of the world human rights cause. The close combination and coordinated development of collective and individual human rights is the only way to development in the

例1假设有一个4×4的矩阵键盘通过并行接口 芯片8255与微机相连。8255的A口作为输出 口,与键盘的行线相连;B口为输入口,与 键盘列线相连

一、选择题:(每题1分,共15分) 1、以一定组织方式存储在一起的数据集合称为() A.数据库系统B.数据库管理系统C.数据库D.操作系统