______students are buying the book.A. Thousand B. Thousands C. Thous

题型：不详难度：来源：

______students are buying the book.
A. Thousand B. Thousands C. Thousands of

答案

解析

试题分析：英语中数词表示概数时，后面加s，和介词of搭配使用.用原形时表示具体数字和数词搭配使用.句意：成千上万的学生们正在买这本书。结合语境可知本句中表示概数，故选C。

举一反三

________people listened to the concert.

A．Hundred of

B．Hundreds of

C．Hundred

D．Hundreds

题型：不详难度：| 查看答案

people visit the museum every day.

A．Million of

B．3 million

C．3 millions

D．3 millions of

题型：不详难度：| 查看答案

Simon is going to wear clothes ___________ for the show.

A．in the 1990s

B．from the 1990s

C．from the 1990

D．in the 1990

题型：不详难度：| 查看答案

— How much does it cost to built the school library?
— Four yuan.

A．million of

B．millions of

C．million

D．Millions

题型：不详难度：| 查看答案

I think _________ of the materials I listened to at the beginning of the exam __________ easy.

A．two thirds; is

B．second three; are

C．two thirds; are

D．two third; are

题型：不详难度：| 查看答案