1、It will take about three days and cost a fortune. 这将要用三天时间并要有一大笔花费. 2、It will take a long time to afforest the mountains. 绿化高山将会花费很长一段时间. 3、It would take a long time to see everything in Las Vegas. 在拉斯维加斯看每样景点都要花费很长时间. 4、It will take three hours to finish the work. 完成那项工作需要花费三个小时. 祝你学习进步,更上一层楼!请记得采纳,谢谢!(*^__^*)