单项选择题

What did people once think about lightning

A．The first fishing rod.
B．The first lightning rod.
C．Lightning.
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填空题
doesn’t→don’t
单项选择题
A．He is a little wasteful.B．He is forgetful.C．He is lazy.
A．He is a little wasteful.
B．He is forgetful.
C．He is lazy.
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