英语中的介词区分

to作不定式时，是连词，不是介词，什么是不定式看这里http://baike.baidu.com/view/345.html?wtp=tt
只在某些特殊情况下作介词，这些情况是可以慢慢背下来的
例如 be / get / become used to 习惯于
be given to 喜欢；癖好
be related to 与…有关系
be addicted to 沉溺于；对…上瘾
be opposed to 反对
devote oneself to献身于；专心于
be devoted to 致力于；忠诚于
be admitted to 被…录取；准进入
be reduced to 沦为
reduce…to…使…沦为
be attached to附属于；喜欢；依恋
be adjusted to 适应
be known to 为…所知
be married to 和…结婚
be sentenced to被判处
be connected to 和…连在一起
be exposed to 暴露于；遭受
be compared to 被比喻成
compare… to…把…比作…
be engaged to 与…订婚
be / become / get accustomed to // accustomed to 惯于；有…习惯
be engaged to 与…订婚
get down to 着手做
lead to 导致
object to反对；不喜欢；不赞成
put one’s