两个都有“留下印象;使……明白重要性”的意思。不过,可以从两个句子中了解:1,The girl impressed her friend with her sense of humor.从这个句子中可以看到,with后面接的是smoothing。2,He impressed the importance of their work on them.从这个句子看到,on后面接的是somebody。另外,be impressed with有欣赏,受感动的意思.
impress sb with sth sb be impressed with sthimpress sth on sb sth be impressed on sb