2)It does us much harm。
3)It is harmful to us。
4.表示重要、必要、困难、方便、可能
1)It is important(necessary，difficult，convenient， possible)for sb.to do sth。
2)We think it necessary to do sth。
3)It plays an important role in our life。
5.描写图片或数据的语句
6.表示总结或结论的句子
1)In short，it can be said that.。。
2)It may be briefly summed up as follows。
3)From what has been mentioned above，we can come to the conclusion that.。。
4)***in general/above all/with the result that/as a result/consequently，。。.
5)As far as I am concerned/as for me， 。。.
6)This truth above seems to be self-evident。
7)Whether we examine the ***above， such things can happens anywhere anytime to anyone。
8)In my point of view， I like/prefer A much more than B。
9)I still prefer A， however， for they teach me not only to be 。..but also to be.。.，both in.。.and in.。.。
10) There is no doubt that.。。
11) In order to make our world a better place in which to live we should efforts to.。。
12)To a large extent，。..， therefore， reflects.。。
13)If all above mentioned measures are achieved，。。.
14) Wherever you are and whatever you do， 。..is always meaningful。
15)So clear/evid
