Hi! This is Level 4 Lesson 22!  Happy New Year! Wish you all the  best in 2018!

Hi! This is Level 4 Lesson 22! Happy New Year! Wish you all the best in 2018!

Hi! This is Level 4 Lesson 22!&nbsp; Happy New Year! Wish you all the&nbsp; best in 2018!

Level 4 Lesson 22 – 公司用很多广告来介绍新产品 / Companies use lots of ads to introduce new products

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