Overtheyears，whilefocusingonitsowndevelopment，China
来源：语文精选馆 5.94K
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
