“日薄西山”这个成语源自( )肾动脉( )When I was a child I used ______ swimming in the lake.我国国民经济的基础是（ ）After careful investigation we find that one of the statement has ____ to be untrue.邓
为了有效地发挥市场对资源配置的基础性作用,回答 89～90 题：在社会发展中起决定作用的是（ ）Passage ThreeMany theories about the origin of the ocean have been proposed by scientists. The most widely accep
