have 动词过去分词.和have been 过去分词的用法
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have 动词过去分词.和have been 过去分词的用法
![have 动词过去分词.和have been 过去分词的用法](/uploads/image/z/5382388-28-8.jpg?t=have+%E5%8A%A8%E8%AF%8D%E8%BF%87%E5%8E%BB%E5%88%86%E8%AF%8D.%E5%92%8Chave+been+%E8%BF%87%E5%8E%BB%E5%88%86%E8%AF%8D%E7%9A%84%E7%94%A8%E6%B3%95)
had
have been是现在完成时
基本结构:主语+have/has+动词的过去分词(p.p)(V-ed) e.g done
现在完成时用法(8张)
①肯定句中:主语+has/have+动词的过去分词(p.p0)(V-ed)+宾语.
②否定句中:主语+haven't/hasn't+动词的过去分词(p.p)(V-ed)+宾语.
③一般疑问句中:Have/Has+主语+动词的过去分词(p.p)(V-ed)+宾语.(末尾用问号)
用法要点
1.现在完成时不能单独与准确时间连用,(如表示过去的时间状语)
如yesterday(morning、afternoon),last(morning、afternoon)等,除非与for,since连用.
2.现在完成时往往同表示不确定的过去时间状语连用
如already(肯定),yet(否定,疑问),just,before,recently,still,lately,never等:
He has already obtained a scholarship.
I haven't seen much of him recently (lately).
时态
We have seen that film before.
Have they found the missing child yet?
3.现在完成时常常与表示频度的时间状语连用,
如often,sometimes,ever,never,twice,on several occasion等:
Have you ever been to Beijing
I have never heard Bunny say anything against her.
I have used this pen only three times.It is still good.
George has met that gentleman on several occasions.
再问: have been呢?
have been是现在完成时
基本结构:主语+have/has+动词的过去分词(p.p)(V-ed) e.g done
现在完成时用法(8张)
①肯定句中:主语+has/have+动词的过去分词(p.p0)(V-ed)+宾语.
②否定句中:主语+haven't/hasn't+动词的过去分词(p.p)(V-ed)+宾语.
③一般疑问句中:Have/Has+主语+动词的过去分词(p.p)(V-ed)+宾语.(末尾用问号)
用法要点
1.现在完成时不能单独与准确时间连用,(如表示过去的时间状语)
如yesterday(morning、afternoon),last(morning、afternoon)等,除非与for,since连用.
2.现在完成时往往同表示不确定的过去时间状语连用
如already(肯定),yet(否定,疑问),just,before,recently,still,lately,never等:
He has already obtained a scholarship.
I haven't seen much of him recently (lately).
时态
We have seen that film before.
Have they found the missing child yet?
3.现在完成时常常与表示频度的时间状语连用,
如often,sometimes,ever,never,twice,on several occasion等:
Have you ever been to Beijing
I have never heard Bunny say anything against her.
I have used this pen only three times.It is still good.
George has met that gentleman on several occasions.
再问: have been呢?
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