导航:题目详情 | 答案解析 | 相关问题 | 最新问题 The human beings have polluted the environment seriously. It is time the United Nations mu 外语类 2019-11-01 04:47:27 公共英语 已帮助 人 The human beings have polluted the environment seriously. It is time the United Nations must take some measures.A.takeB.takingC.to takeD.took 热搜:t确定权重的方法 答案解析 难度★★☆ 搜索 正确答案:D解析:结构应用本句考察的是虚拟语气结构。It is(about/high)time that...句型用虚拟语气,其谓语部分用一般过去时,因此D为答案。 相关问题 1、What is the problem with human beings according to Amrit Desai?A We have become addicted 2017-11-01 2、According to Sampras what is the key point of a player having a coach being too close?A.T 2017-12-21 3、We have made up laws to protect the water from being polluted and the animals _____ 2018-06-21 4、All human beings have a comfortable选择 2018-07-26 5、Where does the man want Amy to be taken?A.The main office.B.Accounts.C.Human Resources.D.T 2019-11-03 6、Scientists have made great contributions development of our human beings.A withB onC t 2019-12-14