三十一.Have a great influence on ~~ (对有很大的影响)
例句：Smoking has a great influence on our health。
抽烟对我们的健康有很大的影响。
三十二.do good to (对.。.有益)，do harm to (对有害)
例句：Reading does good to our mind。读书对心灵有益。
Overwork does harm to health。工作过度对健康有害。
三十三.Pose a great threat to (对造成一大威胁)
例句：Pollution poses a great threat to our existence。
污染对我们的生存造成一大威胁。
Noise poses a great threat to our living。
噪音对我们的生活造成一大威胁。
三十四.do ones utmost to + V = do ones best (尽全力去)
例句：We should do our utmost to achieve our goal in life。
我们应尽全力去达成我们的人生目标。
We should do our utmost to help others。
我们应尽全力帮助别人。
三十五.Among various kinds of ，
= Of all the ， 在各种之中？
例句：Among various kinds of sports, I like jogging in particular。
在各种运动中我尤其喜欢慢跑。
三十六. In my opinion，
= To my mind，
= As far as I am concerned，
= I am of the opinion that子句 就我的看法我认为
例句：In my opinion, playing copmuter games not only takes much time but also is harmful to health。
就我的看法玩电脑游戏既花费时间也有害健康。
三十七. Of all the people I know， perhaps non deserves my respect more than 在我认识的人当中也许没有一个人比更值得我尊敬。
例句： Of all the people I know， perhaps non deserves my respect more than Miss Wang, my English teacher。
在我认识的人当中也许没有一个人比我的英文老师王老师更值得我尊敬。
三十八. 据说 It is said (that)子句
一般认为 It is thought (that)子句
大家都知道 It is known (that)子句
据报导 It is reported (that)子句
一般预料 It is expected (that)子句
据估计 It is estimated (that)子句
一般相信 It is believed (that)子句
例句： Its known that Hangzhou is a beautiful city。
众所周知杭州是座美丽的城市。