共50条信息
In order to complete the task on time, they work _________________________(日夜).
Hunger is ______ ______ ______ (令人困扰的问题) in many parts of the world.
As we all know, the Olympic Games are held_______ _______ ______. So the next summer Olympic Games will be held in 2020
It is more than a ________（十年）since I last saw autumn in the North.
The average __________(产量) of the factory is 200 cars a month.
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