英语脑筋急转弯!

问题描述:

英语脑筋急转弯!
1、what ship has two mates,but no captain?
2、what is easy to get into,but hard to get out of?
3、what kind of dress can never be worn?
4、what flies around all day but never goes anywhere?
5、what goes up and down,but never moves?

Keys:
1.Relationship/Friendship
2.Trouble
3.Address
4.Flag
5.Stairs
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