楼梯的净高在平台部位应大于（）m；在梯段部位应大于（）m．
参考答案：2.0；2.2
Many boys and girls are made _____ what they’re not _____.[ ]
A. to do, interested
B. to do, interested in
C. do, interested in
D. doing, interested
各种账务处理的主要区别是( )。
A．登记明细账的依据不同
B．登记日记账的依据不同
C．编制报表的依据不同
D．登记总账的依据不同
