这句话中介词担任什么成分this is a book about how to improve English

这句话中介词担任什么成分this is a book about how to improve English 句中介词短语担任什么成分this is a book about how to improve English 这句话介词短语担任什么成分there is a book on the table 这句话中介词短语担任什么成分?my father went to Guangzhou on business 中on business 是状语还是 Guangzhou的补语?怎么确定? They were in the position that ought to contribute much to society这句话that引导的是定语从句吗?position在从句中担任什么成分? 2.He is ahead of me in maths.这句话有没有语法错误?这里的ahead of做什么成分?ahead of算是介词短语吗?在英语的句子中,各种短语都可充当什么成分? 关系代词which例句：This is a good book which I enjoy reading.这句话定语从句中reading应该是宾语吧,那么which在从句里充当什么成分呢?不是说which必须充当主语或宾语,否则之前要有介词才行吗?如：He is no parking 中 no是什么词担任句子什么成分 This is the book on which I spent five yuan.在这句话中five yuan做句子中定语从句的什么成分 副词there 在句子里可以担任 地点状语?go there.2.with sb,for sb,to sb,这些部分,在句子中,担任什么成分啊?我知道,首先它们属于,介词短语, 英语中be动词后可以加介词吗 如:the school trip is on this saturary.这句话对吗? I spend weeks reading this book .这句话中的“reading this book”在句子中充当什么成分? 这个是动词短语还是介词短语?be good at 这种类型的短语是动词短语还是介词短语?在句子中作什么成分?比如he is good at playing ball.这句话应该是系表结构,主语是he,系动词是is,后面是表语.介词短 it is the heart afraid of breaking 求句子成分分析it is the heart afraid of breaking 此句中afraid of breaking 担任什么成分谢谢 在“this problem is far from being settled”中哪个做表语成分那个是介词宾语 介词在句子中当什么成分?介词短语呢? What he wants to tell us is not clear是主语从句,其中what在从句中担任成分吗?我没感觉它做什么成分.不是连接代词都要在句子中做成分吗? 英语 the girl is always smiling happily 这句话中 always 做什么成分?