2017年6月大學英語四級作文高分詞匯(十二)
有益，有助于：
be beneficial
e.g. Mild acute stress can actually be beneficial—it can spur you into action, motivate and energize you. 輕微的急性壓力事實上是有益的——它可以促使你采取行動,激發并鼓勵你。
be instrumental
e.g. And while strength may be instrumental in winning respect, it has nothing to do with winning affection. 雖說強大的實力也許在贏得尊敬方面有幫助作用，但它和贏得喜愛卻毫無關系。
be helpful
e.g. Your experiences may well be helpful to other readers, and to me. 你的經歷或許對讀者,還有我都是有幫助的。
be conducive
e.g. What we hope is that the development of relations between any countries should be conducive to maintaining world peace and promoting common development. 我們所希望的就是任何國家之間發展關系，都應該有利于維護世界和平、促進共同發展。
be favorable
e.g. Partnerships will be favorable and contracts can be signed. 建立伙伴關系是有利的，可以簽訂合同。
be optimal
e.g. It's important to experiment so you can tune the delay that prompts a retransmission to be optimal. 你需要通過一些實驗調節延時的范圍來對重傳的機制進行優化。
facilitate
e.g. The new airport will facilitate the development of tourism. 新機場將促進旅游業的發展。
有……影響：
exert...effects on
e.g. An increasing number of experts believe that migrants will exert positive effects on construction of city. 越來越多的專家相信移民對城市的建設起到積極作用。
have an effect/ impact/ influence on
e.g. What you say or do will have an effect on others. 你所說或所做的每一件事都會對別人產生影響。
e.g. These shifts will inevitably have an impact on financial regulatory policy. 這些變化將不可避免地影響金融監管政策。
e.g. Eighty-four percent of Americans say online customer evaluations have an influence on their decision to purchase a product or service. 84%的美國人認為網上顧客的評價,會影響他們購買產品或服務的決定。
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