1、As is known to all, it is important to be/do …
衆所周知，重要的.是……
2、I think there are at least two reasons for …
我認爲至少有兩個原因……
3、For one thing,… For another , …
其中之一，另一個是……
4、Let’s take … for example …
我們以……爲例……
5、From what I have mentioned above we can see that without … we cannot …
從上述我提到的可以看出如果缺少……我們就不能……
6、It is clear that,… plays an important part in …
很明顯，……在……方面起着重要作用。
7、It is because … that …
因爲……
8、Different people, however , have different opinions on this matter people think that …
但是，不同人對待這個事情上有不同的看法。有些人認爲……
9、Others argue that …
另一些人認爲……
10、According to them, all of us should …
按照上述內容，我們全部都應當……
11、In their opinion, nobody can … without…
他們認爲，如果沒有……沒有人可以……
12、Compared with …, … has a lot of advantages over …
與……相比，……比……有很多優勢。
13、There is no doubt that …
毫無疑問
14、In short (In brief /In a word), I firmly support the view that …
簡而言之(簡要的說/一句話)，我堅定地支持……的觀點。
15、So my conclusion is that …
所以，我的結論是……
