问题补充:
After the earthquake,soldiers went to Sichuan to help the people there.
A. two thousands
B. thousand of
C. thousands of
D. thousands
答案:
A. two thousands
B. thousand of
(答案→)C. thousands of
D. thousands
解析:句意:地震之后,数以千计的士兵赶赴四川去帮助那里的人们。当thousand前有基数词时,thousand用单数形式,thousand表示概数的时候用复数形式,并且后面要跟of,因此选C。