单项选择题

A．Consumers can compare prices and make purchases without leaving their homes.
B．E-commerce offers buyers convenience.
C．Consumers can immediately obtain, a product or service.
D．Consumers can test the comfort of an expensive item.
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单项选择题
A．Nancy should call the neighbors to complain.B．Nancy should introduce her children to the neighbors.C．Nancy should ask the neighbors’ son to babysit.D．Nancy should bring the neighbors a gift.
A．Nancy should call the neighbors to complain.
B．Nancy should introduce her children to the neighbors.
C．Nancy should ask the neighbors’ son to babysit.
D．Nancy should bring the neighbors a gift.
单项选择题
A． Mr. B． Mrs. C． Ms. D． Professor.
A．"Mr."
B．"Mrs."
C．"Ms."
D．"Professor."
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