单选题 Most people have come to realize that it is about time the government ______further measures to control the population.
【正确答案】 D
【答案解析】[注释] 本题的语法考点是虚拟语气中用过去时态的句型结构“it is (about/high) time that somebody did something”。其他选择项的时态都不符合此句式。应该熟记本句型。