成人高等教育 / 大学英语1（本）
正确率：100%
—How many people will come to Beijing for the Olympic Games in 2008?
—It's hard to say. _ _ _ _ _ _ _ people, I think.
- A、
Million of
- B、
Millions of
- C、
Two millions of
- D、
Two million of
参考答案：