根据rush over(跑过去)与stand still(站着不动)两个对比的提示,及the drop of a hat(帽子掉落)这一形象化的说法,可知适合的意思应是B。
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There are audible gasps from tourists, who rush over with their cameras and phones.
拿着相机和手机的游客，气喘吁吁地追过来。
When your child falls down you stop what you are doing, rush over to the child, make soothing noises and get a bandage for the boo-boo.
孩子跌倒时，你要停下手中的活，冲向孩子身边，然后轻声安慰他，并给伤口缠好绷带。
It would rush over the land or water noisily flapping its great wings.
它扇动着大翅膀，发出吵闹声，奔到陆地上又冲进水里。
The great Yukon gold rush was over by the end of eighteen ninety-nine.
VOA: special.2009.02.11
In the past few years, Baomahun town has mushroomed as people rush to mine the land before it is taken over by the British mining company, Cluff Gold, whose 137 kilometer concession includes the artisanal mining pits.
VOA: standard.2010.04.22
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