目录
UNIT ONE WE ARE HAPPY Lesson 1（免费使用）
UNIT ONE WE ARE HAPPY Lesson 2
UNIT ONE WE ARE HAPPY Lesson 3
UNIT ONE WE ARE HAPPY Lesson 4
UNIT ONE WE ARE HAPPY Listen and write
UNIT TWO MAY I SPEAK TO YANGYANG? Lesson 5
UNIT TWO MAY I SPEAK TO YANGYANG? Lesson 6
UNIT TWO MAY I SPEAK TO YANGYANG? Lesson 7
UNIT TWO MAY I SPEAK TO YANGYANG? Lesson 8
UNIT TWO MAY I SPEAK TO YANGYANG? Listen and write
UNIT THREE CAN YOU DO ME A FAVOR? Lesson 9
UNIT THREE CAN YOU DO ME A FAVOR? Lesson 10
UNIT THREE CAN YOU DO ME A FAVOR? Lesson 11
UNIT THREE CAN YOU DO ME A FAVOR? Lesson 12
UNIT THREE CAN YOU DO ME A FAVOR? Listen and write
UNIT FOUR REVISION Lesson 13
UNIT FOUR REVISION Lesson 14
UNIT FIVE WHICH KIND WOULD YOU LIKE? Lesson 15
UNIT FIVE WHICH KIND WOULD YOU LIKE? Lesson 16
UNIT FIVE WHICH KIND WOULD YOU LIKE? Lesson 17
UNIT FIVE WHICH KIND WOULD YOU LIKE? Lesson 18
UNIT FIVE WHICH KIND WOULD YOU LIKE? Listen and write
UNIT SIX MAY I TAKE YOUR ORDER? Lesson 19
UNIT SIX MAY I TAKE YOUR ORDER? Lesson 20
UNIT SIX MAY I TAKE YOUR ORDER? Lesson 21
UNIT SIX MAY I TAKE YOUR ORDER? Lesson 22
UNIT SIX MAY I TAKE YOUR ORDER? Listen and write
UNIT SEVEN WE LOVE NATURE Lesson 23
UNIT SEVEN WE LOVE NATURE Lesson 24
UNIT SEVEN WE LOVE NATURE Lesson 25
UNIT SEVEN WE LOVE NATURE Lesson 26
UNIT SEVEN WE LOVE NATURE Listen and write
UNIT EIGHT REVISION Lesson 27
UNIT EIGHT REVISION Lesson 28
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