UNIT 1 We laughed into tears!
UNIT 2 I saw a terrible movie
UNIT 3 Have you ever done a part-time job?
UNIT 4 I''''ve tried all the means of transportation
UNIT 5 It''''s time to change
UNIT 6 Tell me when the pain started
UNIT 7 So much to do before we travel!
UNIT 8 If you want to talk， you can go online
UNIT 9 Everything is made in China!
UNIT 10 Why was it built?
KEYS TO EXERCISES
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