Peppa loves jumping up and down in muddy puddles.
佩奇喜欢在泥坑里蹦蹦跳跳。
*up and down上上下下，一上一下
The kids are jumping up and down outside the house.孩子们在房子外面上下蹦跳。
*up and down还可表示来来回回，往复
He keeps walking up and down in the room.他一直在房间里来回走动。
Mr. Dinosaur is lost.
恐龙先生不见了。
*lost丢失的，遗失的
My ID card got lost. 我身份证丢了。
I am looking for a lost book.我在找一本丢失了的书。
George’s favourite toy is Mr. Dinosaur.
乔治最喜欢的玩具是恐龙先生。
*favourite最喜欢的/最喜欢的人或物
Who is your favourite teacher?你最喜欢的老师是谁？
He is his aunt’s favourite.他叔叔特别喜爱他。
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