Specifically equipped planes have been used ______. [originaltext] Specifical

游客2023-11-13  30

问题 Specifically equipped planes have been used ______.
Specifically equipped planes have been used to spread chemicals over the fog at Moscow’s airports. Moscow Radio says the chemicals have helped to create what it called "windows" in the fog, through which planes could land and take off. The Russian capital has been wrapped in fog for almost a week. But it’s now said to have cleared a little and further improvement is forecast.

选项 A、to spread chemicals over the forest near Moscow airport
B、to spread chemicals over the planes to dear the fog around them
C、to spread chemicals over the fog lo help create "windows" in the fog for planes to land and take off
D、to spread chemicals over the runway at Moscow airport

答案 C

解析
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