Unit 1 Festivals around the world 2
Section Ⅰ Warming Up,Reading ＆ Comprehending 2
Section Ⅱ Learning about Language 6
Section Ⅲ Using Language 11
语法专题 情态动词（一） 14
Unit 2 Healthy eating 20
Section Ⅰ Warming Up,Reading ＆ Comprehending 20
Section Ⅱ Learning about Language 24
Section Ⅲ Using Language 28
语法专题 情态动词（二） 32
Unit 3 The Million Pound Bank Note 37
Section Ⅰ Warming Up,Reading ＆ Comprehending 37
Section Ⅱ Learning about Language 42
Section Ⅲ Using Language 44
语法专题 宾语从句和表语从句 49
Unit 4 Astronomy:the science of the stars 54
Section Ⅰ Warming Up,Reading ＆ Comprehending 54
Section Ⅱ Learning about Language 58
Section Ⅲ Using Language 63
语法专题 主语从句 67
Unit 5 Canada—"The True North" 72
Section Ⅰ Warming Up,Reading ＆ Comprehending 72
Section Ⅱ Learning about Language 76
Section Ⅲ Using Language 78
语法专题 同位语从句 84
Unit 1测试卷 87
Unit 2测试卷 95
Unit 3测试卷 103
Unit 4测试卷 111
Unit 5测试卷 119
参考答案 127