really, forty, any, map, there
— Many kinds of animals are in danger now.
一 That's true. And the government is making laws to protect them.
纽约是 ( )
史载:昔武王克商,光有天下,其兄弟之国者十有五人,姬姓之国者四十人。这反映出分封制下分封的主要对象是
划分五带的主要依据是