什么是介词,有哪些是介词.

For of in on at 再答： To 再答： 介词（preposition） （简写prep。）是一种表示名词、代词等与句中其他词的关系，在句中不能单独作句子成分。介词后面一般有名词代词或相当于名词的其他词类，短语或从句作它的宾语。介词和它的宾语构成介词词组，在句中作状语，表语，补语或介词宾语。介词可以分为时间介词、地点介词、方式介词、原因介词和其他介词。再问： 就这些？再问： 我说介词再问： 就只有那几个介词吗？ 再答： 还有 稍等一会儿我打字有点慢。 再答： at on in atter before while when into of over under front by for about to 再答： aboard about above across after against along amid among anti around as at before behind below beneath beside besides between beyond but by despite down during except following for from in inside into like minus near of off on onto opposite outside over past per plus regarding round save since than through to toward towards under until up upon versus via with within without