1、In view of such serious situation, environmental tools of transportation like ____ are more important than any time before.考虑到这些严重的状况，我们比以往任何时候更需要像____这样的环保型交通工具。

　　2、From what has been discussed above, we may safely draw the conclusion that advantages of ____ far outweigh its disadvantages and it will still play essential roles in modern society.通过以上讨论，我们可以得出结论：____的优点远大于缺点，并且在现代社会它仍将发挥重要作用。

　　3、This issue has caused wide public concern.这个问题已经引起了广泛关注。

　　4、A large number of people tend to live under the illusion that . Obviously,they seem to fail to take into account the basic fact that.许多人存在这样的误解，认为____。显然，他们忽视了____这一基本事实。