WHO认为,一个有代表性的社区,其人口数大约在()。
A.1万~3万
B.10万~30万
C.5万~10万
D.30万~50万
E.1万~10万
参考答案:B
— The classroom is clean it was yesterday.
— Sorry, I forgot to clean it.
A.as; as
B.so; as
C.not so; as
D.more; than
下面是某重点高中2005~2009年升入著名大学优秀毕业生人数统计表,请从两个方面概括图表反映的信息。(5分)
(1)
(2)