it did take Ben an hour to finish reading the book.
did 是强调
意思是Ben 确实花了一个小时读完这本书
首先finish doing sth.为固定搭配
所以 finish reading the book就连起来了
it did take Ben an hour to finish reading the book.
did 是强调
意思是Ben 确实花了一个小时读完这本书
首先finish doing sth.为固定搭配
所以 finish reading the book就连起来了