He is so tall that he can play basketball.（同义句）

He is so tall that he can play basketball.（同义句）
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He is so short that he can't play baskerball.（同义句）
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Blindness affects about 45 millions people around the word.(对about 45 millions 划线提问）
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I am used to having lunch at 12 o'clock.(以since 3 years ago 改写)
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He used to walk to school.(对 walk to school 划线提问）
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My friend has been away from Donghai for 3 yeas .(改为同义句）
It ___ 3 yeas ___ my friend _____ Donghai .