Why did Freddy Salazar have the seat of his car raised?(starting line 64)
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Why did Luis Sanchez and his friends laugh when they were asked about the latest reports about Laron syndrome? (starting line 64)
Why didn't Salvatore Caruso go to Russia 88 years ago?(starting line 109)
单管气举分为？
A. 开式
B. 半闭式
C. 半开式
D. 闭式
下列哪种气举方式适用于间歇气举？
A. 开式
B. 半开式
C. 闭式
D. 半闭式
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