走遍美国初级教程PDF电子书下载

Program A “What and Where?” 5

Segment 1 6

Segment 2 9

Segment 3 10

Segment 4 12

Segment 5 13

Segment 6 14

Segment 7 16

Segment 8 19

Segment 9 22

Segments 10—11 23

Segment 12 24

Review 26

Program B “Who?” 29

Segment 1 30

Segment 2 33

Segment 3 35

Segment 4 37

Review 40

Program C “Now!” 43

Segment 1 44

Segment 2 46

Segment 3 47

Segment 4 51

Review 54

练习答案 57

音标对照表 60