单选题：根据以下资料，回答题。Holt Thomas and Graham-White were the first airme

题目内容：

根据以下资料，回答题。

Holt Thomas and Graham-White were the first airmen to carry the airmail in England.

参考答案：

答案解析：

Because Helen Keller could neither see nor hear，Anne Sulliva

Because Helen Keller could neither see nor hear，Anne Sullivan based her instruct

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计算机根据运算速度、存储能力、功能强弱、配套设备等因素可划分为（　　）。A．台式计算机、便携式计算机、掌上型计算机 B．电子管计算机、晶体管计算机、集成电路计算

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The author felt__________.A．A her husband regretted the choice he had made B．B h

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Radiation can cause serious consequences even at the lowest level __________．

分类：综合类题型：单选题