benefit基本解释

n,利益，好处；救济金

They are working together to benefit the whole community..他们在为整个社区的利益共同努力。

有益于，有助于vv

bene(善， 好) ＋ fit → 利益， 恩惠记忆

Not only the professionals but also the amateurs will________ from the new training facilities. benefit from： 从…中受益。 句意： 无论是职业运动员还是业余运动员， 都会从这些新的训练设施中获益。 derive from： 起源； acquire： 获得， 学到； reward： 酬劳， 奖赏； acquire和reward都是及物动词， 不符合题意。314reward

economic benefit经济效益

真题例句...This behavior may have evolved as dogs gradually learned they could benefit from avoiding conflicts with humans