| WHO, together with the medical workers in the different parts of the world, _____ trying to find a way to prevent the disease H1N1from _____. |
A. is; spreading B. are; spreading C. is; spread D. are; spread |
科目：高中英語 來源：期末題 題型：單選題
科目：高中英語 來源： 題型：
WHO, together with the medical workers in the different parts of the world ,_____ trying to
find a way to prevent the disease H1N1 from ______.
A. is; spreading B. are; spreading C. are ; spread D. is ; spread
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