Unit 1 How tall are you?
Part A(1)Let's try & Let's talk
Part A(2)Let's learn & Do a survey and report
阶段提升练(一)
Part B(1)Let's try & Let's talk
Part B(2)Let's learn & Match and say
Part B(3)Read and write
Part B(4)Let's check & Let's wrap it up
阶段提升练(二)
Unit 2 Last weekend
Part A(1)Let's try & Let's talk
Part A(2)Let's learn & Do a survey and report
阶段提升练(三)
Part B(1)Let's try & Let's talk
Part B(2)Let's learn & Look and talk
Part B(3)Read and write
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