用It takes sb some time to do sth 造句

4.、It took him four hours to get there yesterday.昨天他花了四个小时才到那儿。5、The math problem was so difficult that It took me two hours to work it out.那道数学题真难，我花了2个小时的时间才做出来。6、 It takes me only ten minutes to walk to office every day.我...