使用說明 I第一冊 BOOK ONEExercise One 3Exercise Two 13Exercise Three 23Exercise Four 33Exercise Five 44Exercise Six 54Exercise Seven 65Exercise Eight 75Exercise Nine 86Exercise Ten 96Key 107 第二冊 BOOK TWOExercise One 117Exercise Two 126Exercise Three 135Exercise Four 144Exercise Five 155Exercise Six 165Exercise Seven 176Exercise Eight 187Exercise Nine 198Exercise Ten 208Key 219