LESSON ONE 1
TEXT:LETTERS 1
GRAMMAR：动词的一般过去时与现在完成时的区别 5
EXERCISES 7
LESSON TWO 11
TEXT:THE GLORY OF THE OLYMPIC GAMES 11
GRAMMAR：过去进行时 12
EXERCISES 15
LESSON THREE 18
TEXT:GRAVITY 18
GRAMMAR：状语从句（一） 19
EXERCISES 20
LESSON FOUR 24
TEXT:MARTIN LUTHER KING 24
GRAMMAR：状语从句（二） 26
EXERCISES 27
LESSON FIVE 30
TEXT:MOUNT EMEI 30
GRAMMAR：状语从句（三） 32
EXERCISES 32
REVIEW ONE 35
LESSON SIX 41
TEXT:TO BE AN ACCOUNTANT 41
GRAMMAR：动词不定式 43
EXERCISES 47
LESSON SEVEN 50
TEXT:APPLYING FOR MIGRATION 50
GRAMMAR：宾语从句 53
EXERCISES 54
LESSON EIGHT 58
TEXT:MY UNCLE TOM 58
GRAMMAR：主语从句·表语从句 61
EXERCISES 63
LESSON NINE 66
TEXT:MAKING USE OF THE SEA 66
GRAMMAR：IT的用法 69
EXERCISES 70
LESSON TEN 74
TEXT:PERSONAL STATEMENT 74
EXERCISES 77
REVIEW TWO 81
LESSON ELEVEN 85
TEXT:ACUPUNCTURE 85
GRAMMAR：被动语态（一） 89
EXERCISES 90
LESSON TWELVE 94
TEXT:TREES IN DANGER 94
GRAMMAR：被动语态（二） 97
EXERCISES 98
LESSON THIRTEEN 102
TEXT:CHARLIE CHAPLIN 102
GRAMMAR：定语从句 106
EXERCISES 108
LESSON FOURTEEN 113
TEXT:MIGRATION 113
GRAMMAR：限制性定语从句·非限制性定语从句 116
EXERCISES 117
REVIEW THREE 122
LESSON FIFTEEN 125
TEXT:THE PHONE CALL 125
GRAMMAR：现在分词（一） 130
EXERCISES 131
LESSON SIXTEEN 136
TEXT:THE CLEVER WHITEWASHER 136
GRAMMAR：现在分词（二） 140
EXERCISES 141
LESSON SEVENTEEN 147
TEXT:AIR,THE INVISIBLE OCEAN 147
GRAMMAR：过去分词（一） 151
EXERCISES 153
LESSON EIGHTEEN 157
TEXT:YOUR DREAMS DON'T LIE 157
GRAMMAR：过去分词（二） 161
EXERCISES 161
LESSON NINETEEN 166
TEXT:BODY TALK 166
GRAMMAR：动名词 170
EXERCISES 172
LESSON TWENTY 177
TEXT:FEEDING A HUNGRY WORLD 177
EXERCISES 181
GENERAL REVIEW 186
VOCABULARY 212