三十一、Leave much to be desired (令人不滿意)

　　例句：The condition of our traffic leaves much to be desired.

　　我們的交通狀況令人不滿意。

　　三十二、Have a great influence on ~~~ (對…有很大的影響)

　　例句：Smoking has a great influence on our health.

　　抽煙對我們的健康有很大的影響。

　　三十三、do good to (對…有益)，do harm to (對…有害)

　　例句：Reading does good to our mind.讀書對心靈有益。

　　Overwork does harm to health.工作過度對健康有害。

　　三十四、Pose a great threat to ~~ (對…造成一大威脅)

　　例句：Pollution poses a great threat to our existence.

　　污染對我們的生存造成一大威脅。

　　三十五、do one's utmost to + V = do one's best (盡全力去…)

　　例句：We should do our utmost to achieve our goal in life.

　　我們應盡全力去達成我們的人生目標。

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