目录
UNIT 1 You're supposed to shake hands.(免费使用)
UNIT 2 Rainy days make me sad.
UNIT 3 Have you packed yet?
UNIT 4 We're trying to save the manatees!
UNIT 5 The world's highest mountain is 8,844 meters high.
UNIT 6 It's important to have a healthy lifestyle.
UNIT 7 I've broken my arm.
UNIT 8 I remember meeting all of you in Grade 6.
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