| unit 1 western holidays （西方节日） section a: listening and speaking: taxi and getting a haircut section b: text a: a gift for mother's day section c: exercises section d: text b: april fools' day section e: grammar focus: degrees of adjectives and adverbs section f. easy english for fast reading: who is george washington? unit 2 scientific discovery （科学发现） section a : listening and speaking: at the airport and on the plane section b: text a: why don't girls think like boys? section c: exercises section d: text b: the critical period for learning section e: grammar focus: tense section f: easy english for fast reading: strange things were happening in this world unit 3 reveal the secrets （揭秘） |
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