Hummingbirds feed on nectar and insects.

中西两种思想体系的源头分别产生于

Hummingbirds can hover in mid-air.

下列哪一类称被作是四部之首？

Based on what we have learned about the living habits of hummingbirds, if we are to care for a hummingbird at home, what kind of living conditions should we provide? And what kind of living conditions does the writer provide for Squeak?

“小康社会”的描述出自哪一部经典？

相较于其他三大文明古国，中华文明的延续得益于？

儒家的“十三经”中不包含

康有为、谭嗣同、梁启超等人认为中国在近代之所以落后挨打，根源在于文化。

以下哪些属于《诗经》？