請將下面這段話翻譯成英文：
1.他花了4年時間策劃這出精心設計的鬧劇，只是想證明評論家們有時并不了解他們所談論的事情。
2.警察花了將近一個小時才使車輛又開起來。
3.我忽然想起我們應該立即采取行動。
4.他們有著不同的觀點是很正常的。
5.有時，這種圖畫與墻壁上的刻痕共存，它們之間可能有一定的聯(lián)系。
參考答案:
1.It took him four years to stage this elaborate joke simply to prove that critics do not always know what they are talking about.
2.It took the police nearly an hour to get the traffic on the move again.
3.It struck me that we ought to take action at once.
4.It is natural that they should have different views.
5.It is possible that there is a definite relation between these paintings and the markings that sometimes accompany them.
