直接法英语读本 改订本 第2册PDF电子书下载

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LESSON ONE 1

LESSON TWO 7

LESSON THREE 9

LESSON FOUR 20

LESSON FIVE 23

LESSON SIX 28

LESSON SEVEV 32

LESSON EIGHT 36

LESSON NINE 44

LESSON TEN 47

LESSON ELEVEN 55

LESSON TWELVE 58

LESSON THIRTEEN 64

LESSON FOURTEEN 71

LESSON FIFTEEN 79

LESSON SIXTEEN 85

LESSON SEVENTEEN 94

LESSON EIGHTEEN 100

LESSON NINETEEN 105

LESSON TWENTY 114

LESSON TWENTY-ONE 120

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