UNIT1：MEETING PEOPLE 1
UNIT2：DISCUSSING DAILY LIFE 31
UNIT3：DESCRIBING THINGS 57
UNIT4：TALKING ABOUT PEOPLE 93
UNIT5：REVIEW 117
MID-TWRM TEST 119
UNIT6：DESCRIBING PLACES 166
UNIT7：GETTING THINGS DONE 199
UNIT8：LOOKING FORWARD 226
UNIT9：TALKING ABOUT THE PAST 253
UNIT10：REVIEW 277
FINALTEST 289