题目内容
27. people are using WeChat (微信) to send and receive messages every day.
A. Million of B. Several million of
C. Millions of D. Several millions
27. C
27. C本题考查数词。millions of表示"成千上万的",且million前有several修饰时不加-s,其后直接跟名词。故选C.
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