Part 1 Social communication Unit 1 Starting a conversation，introduction and greeting Unit 2 Congratulations and thanks Unit 3 Permission—seeking and Ieave—taking Unit 4 Request， offer， acceptance and refusal Unit 5 Persuading， giving advice and expressing enthusiasm Part 2 Atritudes and Feelings Unit 6 Apologizing and complaining Unit 7 Intentions， promises，reminding and remembering Unit 8 Obligation， instructions，commands and warnings Unit 9 Likes， dislikes and preferences Unit 10 Possibility and impossibility， certainty and uncertainty Unit 11 Real conditions and unreal conditions Unit 12 Worry， happiness and unhappiness，disappointment Part 3 Dircctions，frequency and cstimation Unit 13 Directions and distance Unit 14 Weather， temperature and frequency Unit 15 Average， estimation and approximation ……
