Up to now there has been a ____ online about whether or not life on the earth will be at an end in natural
disasters such as earthquakes and floods.

A. failure
B. focus
C. battle
D. bond
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科目：高中英語 來源：0117 月考題 題型：單選題

Up to now there has been a ____ online about whether or not life on the earth will be at an end in natural
disasters such as earthquakes and floods.
[     ]
A. failure
B. focus
C. battle
D. bond

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