第28题: [单项选择]The city is so small that the delights of sightseeing there can be ______ in three days. A. exerted B. executed C. exhausted D. explored 参考答案:C 答案解析:题意是:这个城市很小,值得游览的地方3天就可以______。[C]exhausted“用光,花光”,在这里表示3天就游个遍,符合题意。[A]exerted“运用,施加”,[B]executed“执行,