SH Betty Reading last paragraph on p252
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SH Betty Reading last paragraph on p243 20190506
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SH Betty Reading last paragraph p260
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SH Betty Science p164-167
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SH Betty Science p152-155 20190423
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SH Betty 第一篇
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SH Betty Science p146-148 20190418
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SH Betty Reading last paragraph on p222 20190418
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SH Betty Reading last paragraph on p217 20190417
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SH Betty Reading last paragraph on p212 20190416
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