it takes sb sometime to do sth

Question

意思和用法

Answer 1

意思是花了某人多长时间去做某事。如：

It takes me 3 hours to prepare the dinner.

做饭花了我三个小时。

在这里，it是形式主语，指代后面的动词不定式，动词不定式才是真正的主语。

Answer 2

花某人多少时间去哪里

花了我一个小时去机场

It takes me an hour to go to the airport

Answer 3

花费某人时间去做某事
比如 it takes him sometime to do the homework.
做作业花了他很多时间

Answer 4

做某件事花了某人多少时间.
如:
It took me 3 hours to finish the homework.
我花了三个钟头才做完作业.
It won't take you long to read this notice.
看看这则告示不会花你多少时间.