问题补充:
people who learn Engiish as a foreign language more than 750 million.
A. A number of... reach
B. The number of...come to
C. The number of... reaches
D. A number of...comes to
答案:
A. A number of... reach
B. The number of...come to
(答案→)C. The number of... reaches
D. A number of...comes to
解析:句意:把英语当作外语来学习的人数已经超过了7.5亿。表示……的数目,用The number of,谓语动词用单数,选C。