问题补充:
It is reported that people in the world are suffering from the H1N1 flu.
A. ten thousand of
B. ten thousands
C. thousands of
D. ten thousands of
答案:
A. ten thousand of
B. ten thousands
(答案→)C. thousands of
D. ten thousands of
解析:句意:据报道世界上有数千万人患病于H1N1流感。分析数词的用法:在具体的数词后,数量单位不能接s,如一万人为ten thousand people;而表示大约的数字后要接s,如大约数千万人为thousands of people。故选C