1. 简单介词。如:at, in, on, for, from, since, to, besides[文章版权 禁止转载:考试与评价 n?}f-
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2. 合成介词。如:into, inside, out of, throughout, without[文章版权 禁止转载:考试与评价 uEAB6m%5kY5}F]=J\FroG]
3. 短语介词。如:because of, in front of, according to, in favour of, in spite of[文章版权 禁止转载:考试与评价 HwHgF.?)-bf YVY{RFroG]
说明:有些介词可兼作副词。如:about, above, around, before, behind, down, in, off, on, over, up, round。[文章版权 禁止转载:考试与评价 j?}nJ?�1:cS{Z3^pFroG]