连词成句，注意标点符号和大小写
（1）birthday, not, my, it’s
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（2） invited, yesterday , Mocky , Ken, their,  to ,house
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（3）your， is， when，birthday
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（4）for,  they，gift, a, had, Mocky
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（5）he,  surprise,  wanted， to,  give,  Ann, a
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