问题
选择题
She has set a new record, that is, the sales of her latest book ___50 million.
A．have reached
B．has reached
C．are reaching
D．had reached
答案
答案：A
the sales 是句子的主语。故谓语应用复数形式，有题意“创了一个新纪录”知事情已完成。
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