单选题:According to the author, general computer users need not to

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题目内容:
According to the author, general computer users need not to know how the computer mouse was invented. A.Right
B.Wrong
C.Not mentioned

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答案解析:

What has the man been doing with his new computer?

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男,35岁。10岁时因右侧隐睾行睾丸固定术,近1个月以来右侧阴囊肿大伴疼痛。查体:右侧阴囊下垂明显,皮温不高,睾丸肿大,质硬,有明显沉重感,透光试验阴性。应初诊

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(题共用备选答案)A.LOAB.ROAC.LOTD.ROPE.LOP先露为头,胎儿肢体在左下腹,胎心在右下腹近中线处

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泌尿系结石最有效的预防方法是A.碱化尿液 B.大量饮水 C.控制感染 D.饮食调节 E.调节尿pH

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