修订版前言
初版前言
GENERAL INTRODUCTION TO CECL (for the teacher)
UNIT 1: MEETING PEOPLE
UNIT 2: DISCUSSING DAILY LIFE
UNIT 3: DESCRIBING THINGS
UNIT 4: TALKING ABOUT PEOPLE
UNIT 5: REVIEW
MID-TERM TEST
UNIT 6: DESCRIBING PLACES
UNIT 7: GETTING THINGS DONE
UNIT 8: LOOKING FORWARD
UNIT 9: TALKING ABOUT THE PAST
UNIT 10: REVIEW
FINAL TEST