单项选择题

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单项选择题
According to Magdalena Alvarez, at least______survivors died hours after the accident.
A. 19
B. 26
C. 6
D. 153
单项选择题
The news is mainly about ______.
A. the moon is a big sand trap
B. water may be plentiful in the interior of the moon
C. collision made the moon so hot
D. scientists can identify elements present in the moon
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