Overtheyears,whilefocusingonitsowndevelopment,China
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问题详情:
Over the years, while focusing on its own development, China _____ aid to the best of its ability to other developing countries with various difficulties.
A. provides B. is providing C. has been providing D. will provide
【回答】
C
知识点:动词时态与语态
题型:选择题
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