题目

根据句意从方框中选择合适的单词并用其适当形式填空。(5分) man  knife  I  her    class 81. Mom, help _______ find my friend Jim, please. 82. This bike isn’t mine. It’s _______. 83. Mike and I are in the same grade, but we are in different _______. 84. —Whose _______ are in the desk? —They are Ann’s and Dick’s. 85. —Who are the two ________? —They’ re our teachers.   下列四个速度中最小的是（　　）A．1m/sB．3.7km/hC．65m/minD．680cm/min