点击购买此书全本PDF电子书
Unit 1 I Am,I Have 4
Unit 2 He Is,He Has 12
Unit 3 I Am Running 20
Unit 4 You Are Sleeping 28
Review Test 1 36
Unit 5 I Run 38
Unit 6 She Runs 46
Unit 7 Go,Went 54
Unit 8 Will,Be Going to 64
Review Test 2 72
Word List 74