内容正文:
Section Ⅲ Grammar
现在完成时
Module 4 A Social Survey
—My Neighbourhood
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has/have+
过去分词
since
recently, up to now
have/has been to
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语
法
精
要
点
拨
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5
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6
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7
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×
√
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have been friends
haven't decided
has lived in the city
has made a lot
of new friends
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heard
has joined
have enjoyed
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语
法
应
用
落
实
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has grown
have become
have grown
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have read
has been reached
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has covered
have changed
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come前加have
are→were
travelled前加have
had→has
gone→been
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had→has
去掉have
kept前加have
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去掉has
had→have
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Thank you for watching !
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语 境 自 主 领 悟
先观察原句
1.It's been six years since we last saw each other, you know.
2.And this is the first time I've visited your hometown.
3.You know, I've seen quite a lot of China and I've visited some beautiful cities, but this is one of the most attractive places I've been to.
4.They've put up a lot of highrise buildings recently.
5.Up to now, I've understood everything the teacher's said.
语 境 自 主 领 悟
后自主感悟
1.由例句1、2、3、4、5可知,现在完成时的构成:___________________。
2.由例句1可知,现在完成时可与_____引导时间状语从句连用。
3.由例句4、5可知,现在完成时可与时间状语_______________等连用。
4.由例句3可知,________________表示“曾经去过”;have/has gone to 表示“已经去了某地,去而未归”。
一、现在完成时的用法
1.表示过去发生的动作对现在造成的影响或结果。常与recently, before, lately, just, already, yet, so far, up to now, till now, in the past/last years, these days等时间状语连用。
The Browns have visited a lot of places in China so far.
迄今为止, 布朗一家已经游览了中国的许多地方。
He has been there three times in the l