销售商品涉及商业折扣的，应当按照扣除商业折扣后的金额确定商品销售收入金额。
参考答案：对
The number of farmers with Internet access has dramatically increased, _____the way farmers do
business.[ ]
A. having changed
B. to change
C. changing
D. changed
某三相异步电动机的额定转速为735r/min，相对应的转差率为（）。
A、0.265
B、0.02
C、0.51
D、0.183
