问题补充:
The government of Chongqing is building cheap and good houses for the people.
A. thousand
B. thousands
C. thousand of
D. thousands of
答案:
A. thousand
B. thousands
C. thousand of
(答案→)D. thousands of
解析:考查数词用法。表示不确切数目时,需在数词词尾加s,后跟of。thousands of意为“成千上万”。句意为“重庆政府部门正在建设为民众建设上万套质量好的廉价房”。故选D。