目 录 1
前言 1
Unit 1 In the library 1
Unit 2 Water sports 6
Unit 3 Make our world more beautiful! 11
Unit 4 Travel 16
Unit 5 Have a good time! 21
Unit 6 Mainly revision 26
期中测试题 31
Unit 7 A man who never gave up 39
Unit 8 Merry Christmas! 44
Unit 9 What is it made of? 48
Unit 10 When was it built? 52
Unit 11 Planting trees 57
Unit 12 Mainly revision 61
期末测试题 65
参考答案 73