1、介词后面可以跟名词 We often play football after school.我们常在放学后踢足球。（school 是介词 after 的宾语）I can't do it without your help.没有你的帮助我不能做那件事。（your help 是介词 without 的宾语） 2、介词后面可以跟代词 Sorry，I can't go there with them.对不起，我不能和他们去那儿。（代词 them 是介词 with 的宾语）I'll tell you about it.我要把那件事告诉你。（it 是介词 about 的宾语） 3、介词后面可以跟动名词 He. is always interested in playing basketball.他总是对打篮球充满兴趣。（动名词短语 playing basketball 作介词 in 的宾语）
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