In Paragraphs 1 and 2 , the text shows PTK s
A．easy availability.
B．flexibility in pricing.
C．successful promotion.
D．popularity with households.

A.easy
B.
B．flexibility
C.
C．successful
D.
D．popularity
E.


【参考答案】

A
细节题。根据题干定位到文章第一、二段。由Allheneedstodoisshellout$30forapat......

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