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一些动词形式明明直接可以用动词表示这个以意思 ；为什么要用be+动词的过去分词形式再加介词来表示动词的意思呢 如 depend作动词就是依赖的意思，为什么要用be dependent on呢
网校学员ur4**在学习新概念英语2、3、4册连读【双11专享班】时提出了此问题。
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新概念英语2、3、4册连读【双11专享班】
已有43人在本课程中发现了3302个知识
已有3012个知识得到了老师的回复
本课程热门知识点
- we all know what the poor man should have said. 不是宾语从句么？
- childrenwhoaretaughttoholdtheirbreathunderwaterbeforetheycanwalkoftenbeginlearningtoswimwhentwomonthsold.不懂
- when the plane suddenly turned round and flew back to the airport.这里when什么意思
- I had all the usual symptoms of someone giving up smoking.什么独立主格 再好好说说吧
- 新概念2第55课练习册的D题写作题， 里面答案有一个是 John bates and alan gilbert both 14这里表示他们两都是14岁，但是这里的谓语动词呢 应该是 John bates and alan gilbert are both 14才对吧
- there was a great deal of excitement just before it began 在某事开始之前，有大量的兴奋 这里翻译不通啊
- He hasn't as many books as I have. 为什么不是doesn't have?
- Though, at first, Byrd and his men were able to take a great many photographs of the mountains that lay below, Though不是不能放句首吗
- Roy Trenton used to drive a taxi. This means he has stopped driving a taxi. 为什么是driving
- 请问情态动词 would 和could以及might 可以表示过去式吗？