Thereareabout

来源：语文精选馆 1.14W

There are about _____ people taking part in the election, most of whom are well educated.

A. four thousands of B. four thousands C. four-thousand D. four thousand

D。用在基数词后面的hundred, thousand, million, billion 通常不带复数词尾-s，但如果表示数百、数千、数百万这样的泛指，则用复数，如：hundreds of, thousands of, millions of。