用种子做发芽实验，45粒发芽，5粒没有发芽，发芽率是（ ）。
90%
–How can I make fewer mistakes in the exams?
–Try to be careful. _______ careful you are, _______ mistakes you will make.
A．The more ; the fewer
B．The more ; the less
C．More; less
D．More; fewer
工具、器具及生产家具购置费的计算公式为( )。
A．原价+运杂费B．原价×(1+运杂费)C．原价×(1+运杂费)×(1+损耗率)D．设备购置费×定额费率
