题目

 The traffic department has taken effective measures to ________ the traffic accidents. A. cut off         B.cut down       C. cut out            D.cut up 答案:B(1)圆柱体的底面半径是0.4分米,高是8厘米.它的侧面积是________平方厘米 [  ] A.200.96B.251.2 C.301.44D.201.46   (2)圆柱体的底面半径是0.4分米,高是8厘米.它的表面积是________平方厘米 [  ] A.200.96B.251.2 C.301.44D.201.46
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