1 It is reported that.

　　2 It is estimated that.

　　3 It must be stressed out that.

　　4 Nothing has received more praise and abuse than something.

　　5 Something leave much to be desired.

　　6 Ais to B what C is to D.

　　7 Never has something failed to fascinate us in modern society.

　　8 It is no overstatement to say that.

　　9 It is no exaggeration to say that.

　　10 Something is a good case in point.

　　11 The ever-accelerated updating of something has brought about both chances and challenges.

　　12 It is \was +被强调部份+ that \ who +原句剩余部份.

　　13 Something is indispensable to somebody in this updating society.

　　14 On the one hand.

　　15 On the other hand.

　　16 An argument occasionally hese days is whether.

　　17 For example.

　　18 For instance.

　　19 To illustrate.

　　20 As an illustration.

　　21 Incontrast.

　　22 By contrast.

　　23 On the contrary.

　　24 Whether …depends on whether…

　　25 It is wrong to assume hat.

　　26 When it comes to something.

　　27 … for the reason that.

　　28 … for the simple reason that.

　　29 For one thing.

　　30 For another.

　　31 There is an element o truth in both views.

　　32 Both views make sense.

　　33 Some people fail to take into account the fact that.

　　34 Inview of the seriousness of this problem.

　　35 It is indisputable that.

　　36 To make matters worse.

　　37 To make things worse.

　　38 On a substantiallevel.

　　39 Nothing is more significant than to do something.

　　40 Nothing is more critical than doing something.

　　41 Something can never fail to attract people’s eyes.

　　42 Something is never without its drawbacks.

　　43 Something is also a double-edged sword.

　　44 Something is also double-edged.

　　45 Built on such fact alone, the conclusion remains questionable.（编辑：末末 审核：洛神）