问题
选择题
Large quantities of water , as well as some other timely help including a medical team, _____ since the serious drought hit Yunnan Province.
A．has offered
B．had been offered
C．have been offered
D．is offered
答案
答案：C
题目分析：句意为：自从严重的旱灾在云南省发生以来，大量的水，还有其它包括医疗队在内的急需的帮助已经提供（给了当地）。由后面的since可知，自从发生以来，各种帮助已经提供了，故为现在完成时。水与其它的帮助应为被提供，表被动，所以答案应为C