It's necessary that you train yourself before the walk:你有必要之前训练你自己走
It's important that you have your own support team:它的重要的是你有你自己的支持小组
It's difficult to walk through eight country parks:很难穿过八个乡村公园
It's meaningful to join the Tree-planting Club:这是有意义的参加植树俱乐部
It's important for people to learn team spirit:重要的是人们学习团队精神
It's impossible for him to finish it in ten hours:他现在不可能在十小时内完成它
It's nice of you to bring me the newspaper:很高兴你把报纸拿给我
It's silly of you not to forgive others for their mistakes:这是因为你不原谅别人的错误
Simon is too slow to catch up with the otherstudents:西蒙太慢了以至于赶不上其他同学
You are patient enough to wait for a long time:你有足够的耐心等待很长的时间
第一二句的句型结构It's+adj.+that clause(从句）
第三四句的句型结构It's+adj.+to do sth
第五六句的句型结构It's+adj.+for sb to do sth
第七八句的句型结构It's+adj.+of sb to do sth
第九句的句型结构sb be too adj to do sth
第十句的句型结构sb be adj enought to do sth