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赖世雄教你学英语语法 代词 1-4:it用以强调介词短语或副词从句

赖世雄教你学英语语法

代词

1-4:it用以强调介词短语或副词从句

其结构如下:

it is (was)+介词短语/副词从句+that从句

例:it was in 1974 that i began to study english.
(我是在1974年开始学英语的。)

it was because he was lazy that he failed.
(他是因为懒惰而失败的。)