理工類輔導資料：常見句型分析
51.It is believed that………人們認為……
It is believed that what she said is true.
大家相信她的話是真的
52.It is easy enough to…………相當容易
It is easy enough to copy and paste; but you should write something by yourself.
抄襲(復制十粘貼)非常容易，但是你應該自己寫一些東西.
53.It is high time …… 現在是……的時候了/早就應該……了 [從句使用虛擬語氣]
It is high time we stopped talking about this silly question.
我們早就該結束討論這個愚蠢的問題了.
54.It is no use doing sth. 做某事是毫無用處的
It is no use talking without doing.
光說不做是沒有用的.
55.It is (very) difficult to…………(非常)困難
It is very difficult to foretell what the world will be like in the future.
很難預測將來的世界會怎樣 [ foretell v. 預言；預測]。