REVISION EXERCISES OF THE THIRD COURSE 1
Lesson One 7
Lesson Two 34
Lesson Three 57
Lesson Four 79
Lesson Five 103
Lesson Six 127
Lesson Seven 146
Revision Exercises（Ⅰ） 170
Lesson Eight 176
Lesson Nine 197
Lesson Ten 217
Lesson Eleven 242
Lesson Twelve 262
Lesson Thirteen 283
Lesson Fourteen 306
Revision Exercises（Ⅱ） 328
Vocabulary 334