多用脱锭起重机,只能顶出上大、下大的钢锭或只能拨出上大、下小的钢锭。
参考答案:错
Her 1 name is Mary. Her 2 name is Brown. 3 is 13. She 4 in Class Three, Grade One. 5 telephone number is 3261058.
小题1:A.first B.family C.last
小题2:A.first B.family C.English
小题3:A.Her B.It C.She
小题4:A.is B.am C.are
小题5:A.Her B.She C.His
企业的许多种产品由有限种零件组成,主生产计划安排的应该是产品。( )