题目

The British Prime Minister was forced to make an important decision. ___________many would refuse to accept.A.that B.the one C.one D.those 答案：【答案】C【解析】考查代词。句意：英国首相被迫做出一个许多人都不愿接受的重要决定。此处用one替代an important decision，是它的同位语；one后面是省略that的定语从句。故选C。如图所示，一只半球形碗倒扣在水平桌面上处于静止状态，球的半径为R．质量为m的蚂蚁只有在离桌面高度大于或等于45R时，才能停在碗上．那么蚂蚁和碗面间的最大静摩擦力为（　　）A．35mgB．45mgC．25mgD．34mg