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Lesson 40: Move Your Body
Unit 7 Sports and Good Health
单词：
outdoors, weight, couch, air, lucky, side
短语：
used to, worry about…, not...any more, put on weight, couch potato, get out, in the sun, on one’s side
句型
(1) They used to be very active together.
(2) They walked everywhere.
(3) They...