Unit 1 Text A Who Is Great Text B How to Be a Leader Unit 2 Text A The Gratitude We Need Text B Why Manners Matter Unit 3 Text A How To Chang Your Point Of View ? Text B Lateral and Vertical Thinking Unit 4 Text A How to Become Gifted Text B The Truth About College Teachers Unit 5 Text A Prison Studies Text B Reading for Life Unit 6 Text A : The EQ Factor Text B : What’s Your Emotional IQ?

定理1(1)若矩阵A经过有限次初等行变 换变成B,则A的行向量组与B的行向量组等价; 而A的任意k个列向量与B中对应的k个列向量 有相同的线性相关性。 (2)若矩阵A经过有限次初等列变换变 成B,则A的列向量组与B的列向量组等价;而 A的任意k个行向量与B中对应的k个行向量有 相同的线性相关性

IIts lmportance The f&B can account for 2/5 or more of a hotel's profit The f&b is such an indisputable part of a lotel that in China a hotel is called grand restaurant

第3章数字(门)电路(B) 一、介绍数字闩电路中的电气知识

人教新目标Go For It!（2012）初中英语七年级下册Unit 2 What time do you go to school$%Section B习题

人教新目标Go For It!（2012）初中英语九年级全册Unit 2 I think that mooncakes are delicious！Section B习题(1)

人教新目标Go For It!（2012）初中英语九年级全册Unit 2 I think that mooncakes are delicious！Section B习题(3)

人教新目标Go For It!（2012）初中英语九年级全册Unit 2 I think that mooncakes are delicious！Section B习题

人教新目标Go For It!（2012）初中英语九年级全册Unit 2 I think that mooncakes are delicious！Section B导学案(2)

人教新目标Go For It!（2012）初中英语九年级全册Unit 2 I think that mooncakes are delicious！Section B导学案(4)