she if afraid of dogs she is used to a vegetarian diet句子成份,词的作用i asked to speak to the deam i'm sorry to have trodden on your footthank you for doing this for usthere was a bird perching on the television aerlalhave you read any plays wirtten by ibsenaround the city were mountains covered by snow 句子成份和词的作用

标题上的是“介词短语+宾语”的结构。
Iam sorry to 是形容词+动词不定式结构。
thank you for 是介词后跟-ing形式
there was a bird perching on the television aerlal 是现在分词作后置定语
have you read any plays wirtten by ibsen 过去分词作后置定语
around the city were mountains covered by snow around the city是介词短语作宾语前置，用 倒装结构。covered by snow 是过去分词短语作后置定语。

介词后面的都是宾语啊

she is afraid of dogs.（she主语；be afraid of 短语“害怕”,整个做谓语成分；dogs,做介词of的宾语）she is used to a vegetarian diet.（be used to习惯于,短语做谓语成分,a 不定冠词,vegetarian形容词修改名词di...