A.28;B.33;C.31;D.27;
[单选题]13/48,14/59,17/81,32/125( )A.49/213B.50/219C.50/239D.49/239
[单选题]59 40 48 ( ) 37 18A.29 B、32 C、44 D、43
[主观题]59,40,48,(),37,18A、29;B、32;C、44;D、43;
[主观题]写出各数的因数或倍数。(10、17、28、32、48)
[单选题]41 59 32 68 72 ( )A.28B.36C.40D.48
[单选题]41 59 32 68 72 ( )A.28 B.36C.40 D.48
[单选题]:7 7 9 17 43 ( )A.119B.117C.123D.121
[单选题]正常妊娠期为A.32周B.36周C.40周D.48周E.43周
[单选题]41,59,32,68,72,( )A.28B.36C.40D.48
[单选题]7,7,9,17,43,( )。A.119B.117C.123D.121