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[00:00.00]恒星英语学习网 Revison Exercise
[00:03.34](Unit 8- Unit 14)
[00:07.84]Ⅻ Listening comprehension.
[00:14.94]A.Listen and choose the appropriate response to what you've heard.
[01:47.65]B.Listen and choose the appropriate sentence for what you've heard.