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动词及动词短语辨析

> When the H1N1 virus____ at first in Mexico, no one had the least idea that it would spread so rapidly throughout the world. A．broke off B．broke down C．broke out D．broke away

问题：

发布时间：2024-09-13

When the H1N1 virus____ at first in Mexico, no one had the least idea that it would spread so rapidly throughout the world.

A．broke off B．broke down C．broke out D．broke away

参考答案：

提问用户：4r***eOC

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