婴儿体内水分占体重的()
A.30%~35%
B.40%~45%
C.50%~ss%
D.60%~65%
E.70%~75%
参考答案:E
I don't think the charge for overhauling (大修)the equipment is excessive in _____ to its size.
A.correspondence
B.equation
C.proportion
D.dimension
某公司通过居委会这一渠道免费向顾客赠送样品,这种做法属于( )。
A.推销 B.传销C.面向消费者的销售促进 D.面向中间商的销售促进