【简答题】改错。 (1)71÷9=8……1 (2)46÷7=5……11 (3)32÷5=6 (4)50÷8=7……6
【简答题】口算。 (1)6+7= (2)16-9= (3)13-5= (4)9+3= (5)14 -8= (6)13+5= (7)17-8= (8)8+4= (9)7+8= (10)12-7= (11)11+6= (12)15-9=
【单选题】()is based on logistics network but more computerized and systemized than logistics operation.
【单选题】集合A={1,3,4,5,7,9},B={3,5,7,8},那么A∩B=( )
【单选题】Mr. John hasdecided that he will ______ the branch company set up in the small town. A) take over B) hand in C) put in D) lead to