It takes him two years to write the book.(改为同义句)
问题描述:
It takes him two years to write the book.(改为同义句)
答
He spends two years (in) writing the book./He spends two years on the book.
答
He spends two years on the book.
He spends two years (in) writing the book.
答
He spends two years writing the book
spend 后跟(in)doing 结构in可以省略
答
He spends two years (in) writing the book
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答
He spends two years writing the book