1)一般来说,介词短语有如下构成形式:
介词+名词,如:at school,in bed;
介词+代词,如:for them,on it;
介词+副词,如:from behind,
介词+现在分词,如:before entering.
介词+动词不定式,如:on how to learn English
介词+从句,如:for what you have said.
2)动词+介词是动词短语或短语动词或动词词组其中的一种形式.
1)一般来说,介词短语有如下构成形式:
介词+名词,如:at school,in bed;
介词+代词,如:for them,on it;
介词+副词,如:from behind,
介词+现在分词,如:before entering.
介词+动词不定式,如:on how to learn English
介词+从句,如:for what you have said.
2)动词+介词是动词短语或短语动词或动词词组其中的一种形式.