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A．The Angeles National Forest.
B．The fire fighting in Los Angeles.
C．The tools used in fire fighting.
D．The protection of Mount Wilson.
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热门试题

单项选择题A．Crafting a replacement for the Kyoto Protocol.B．Reducing emissions of greenhouse gases.C．Stopping industrial emissions of greenhouse gases.D．Coping with the effects of climate change respectively.

A．Crafting a replacement for the Kyoto Protocol.
B．Reducing emissions of greenhouse gases.
C．Stopping industrial emissions of greenhouse gases.
D．Coping with the effects of climate change respectively.

单项选择题A．It s a global agreement on climate change.B．It expired at the end of last month.C．It fell into deadlock and continued into the second round.D．The United Nations climate talks have made a replacement for it.

A．It"s a global agreement on climate change.
B．It expired at the end of last month.
C．It fell into deadlock and continued into the second round.
D．The United Nations climate talks have made a replacement for it.