About two students are having the meeting in the school hall now.A. hundredsB. hundredC.

问题补充：

About two students are having the meeting in the school hall now.

A. hundreds

B. hundred

C. hundred of

D. hundreds of

答案：

A. hundreds

(答案→)B. hundred

C. hundred of

D. hundreds of

解析：句意：在学校的大厅里有大约200个学生在开会。当百，千。百万，前面有具体的数字，或several a few 等出现时，他们不能变复数，表示具体数字。如果后面加s, of ,表示模糊数字。该句前面有具体数字two 故选B。