Unit 1 Come with me! 1
Unit 2 Do you have any glue？ 5
Unit 3 What do we need？ 9
Unit 4 Review1 13
Unit 5 It’s cold in winter 17
Unit 6 When can we go ice-skating？ 21
期中综合测试 25
Unit 7 When’s your birthday？ 29
Unit 8 Review2 33
Unit 9 It was clean but it’s dirty now 37
Unit 10 I planted trees 41
Unit 11 What did you do，Gogo？ 45
Unit 12 Review3 49
Culture 53
期末综合测试（A卷） 57
期末综合测试（B卷） 61
参考答案 65