people are waiting to watch the raising of the national flag at Tian’an Men Square.
A. Hundred
B. Thousand
C. Two hundreds
D. Thousands of
网友回答
A. Hundred
B. Thousand
C. Two hundreds
(答案→)D. Thousands of
解析：考查数词。数词表示“许多”，可用hundreds of, thousands of等等，故选D。