in,out等这类既是介词又是副词,怎么判断他的词性?

问题描述:

in,out等这类既是介词又是副词,怎么判断他的词性?

in和out这些介系词可以兼作副词,这些介系词称为小品词,如:We've met before.Is there anybody in?The program is over.He turned over the page.I have put on weight.这些介系词用作副词时,后面一般没有宾语,最后...