如题所述
一般动词使用它的过去分词，如do变成done，be变成been等
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第1个回答 2011-05-01
现在完成时
1.概念：过去发生或已经完成的动作对现在造成的影响或结果，或从过去已经开始，持续到现在的动作或状态。
2.时间状语：yet,already,just,never,ever,so far,by now,since+时间点，for+时间段，recently, lately, in the past few years, etc.
3.基本结构：have/has + done
The countryside has changed a lot in the past few years. 这个农村在过去的几年里变化了很多
4.否定形式：have/has + not +done. The countryside has not changed a lot in the past few years.
5.一般疑问句：have或has。Has the countryside changed a lot in the past few years.追问
1.概念：过去发生或已经完成的动作对现在造成的影响或结果，或从过去已经开始，持续到现在的动作或状态。
2.时间状语：yet,already,just,never,ever,so far,by now,since+时间点，for+时间段，recently, lately, in the past few years, etc.
3.基本结构：have/has + done
The countryside has changed a lot in the past few years. 这个农村在过去的几年里变化了很多
4.否定形式：have/has + not +done. The countryside has not changed a lot in the past few years.
5.一般疑问句：have或has。Has the countryside changed a lot in the past few years.追问
请问普通动词变过去分词应该加什么？
追答除了普通动词要变形外，就是在该动词就+have/has啊，第三人数单数就用has，其他用have，也就是我上面说的第三点，基本结构
第2个回答 2011-05-01
变成过去分词
