31、Leave much to be desired (令人不满意)
例句:The condition of our traffic leaves much to be desired.
我们的交通状况令人不满意。
32、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。
33、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。
34、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。
35、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。