单项选择题

A．Lightning and thunder.
B．Warm air and cold air.
C．A great deal of water vapor and a rapidly rising air current.
D．A great amount of vapor and electricity.
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单项选择题
A．She doesn’t think tile man could finish it. [C] She doesn’t think it is the man’s fault.B．She doesn’t think the man worked hard enough. [D] She doesn’t like the idea of going to parties.
A．She doesn’t think tile man could finish it. [C] She doesn’t think it is the man’s fault.
B．She doesn’t think the man worked hard enough. [D] She doesn’t like the idea of going to parties.
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