The cost of call will______.

admin2013-09-16  0

问题 The cost of call will______.

选项 A、rise after the change
B、remain unchanged
C、reduce after the change

答案B

解析 关键词语:Will the cost of calls change?Oh,no.Don’t worry about that.所有的电话号码升级都是不收费的。故B是正确答案。
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