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雷达卡
1. a
依据课文第4-5行… doctors have been trying to find out whether the woman died of a rare disease (……医生们始终试图搞清这位妇女是否死于一种罕见的疾病)可以推断只有a. to find out what the woman had died of 是医生给她做手术的目的，而其他3个选择虽然都是课文中提及的状况，但不能说明手术的目的，所以选a.
2. c
依据课文第10-11行the doctors have not yet decided how the woman died (医生至今还未确定这位妇女的死因。)可以推断，只有c. haven’t yet found out what they were looking for 是课文所示意的情形，而其他3个选择都与课文内容不符。所以只能选c.
3. a
前一句中的die of 是“死于”的意思，它后面跟的名词往往是表示死的缘由。What did the woman die of ? 意思为“这妇女死于什么(疾病)?”是针对死 ...
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