how do you like beijing .Mr smith?oh ,i___ such a beautiful city beforeA.don't visit B.didn't visit C.haven't visited D.hadn't visitedwhy didn't you go to the cinema yesterday?because i ____ the film beforeA.had seen B.have seen C.have watched D.had

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how do you like beijing .Mr smith?oh ,i___ such a beautiful city beforeA.don't visit B.didn't visit C.haven't visited D.hadn't visitedwhy didn't you go to the cinema yesterday?because i ____ the film beforeA.had seen B.have seen C.have watched D.had
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how do you like beijing .Mr smith?oh ,i___ such a beautiful city beforeA.don't visit B.didn't visit C.haven't visited D.hadn't visitedwhy didn't you go to the cinema yesterday?because i ____ the film beforeA.had seen B.have seen C.have watched D.had
how do you like beijing .Mr smith?oh ,i___ such a beautiful city before
A.don't visit B.didn't visit C.haven't visited D.hadn't visited
why didn't you go to the cinema yesterday?
because i ____ the film before
A.had seen B.have seen C.have watched D.had watched
这两道题的区别是什么,

how do you like beijing .Mr smith?oh ,i___ such a beautiful city beforeA.don't visit B.didn't visit C.haven't visited D.hadn't visitedwhy didn't you go to the cinema yesterday?because i ____ the film beforeA.had seen B.have seen C.have watched D.had
1.C 我从未见过这么漂亮的城市 指在这之前,用现在完成时
2.A 前面问的是你昨天为什么...那就应该是我昨天之前已经看过那部电影
过去的过去,所以用过去完成时

第一个B是过去时态,第二个C是现在完成时态.

第一道题回答者的意思是:我从未见过这么漂亮的城市.表述这个意思的一般方式就是: 否定的现在完成时态.选C
第二道题回答者的意思是:我以前看过这部电影.以今天为点,过去的过去.使用的方式:过去完成时态.选A

1是现在实态
2是过去实态
现在实,,do d
过去实..yesterday 就是昨天的事,,昨天的事就是已经过去的.所以要用 watched了下面