beneficial的記憶技巧：bene好+fic具有某種性質的+ial具有…的，屬於…的就是有益的。
beneficial的用法搭配
beneficial是形容詞，意為有益的；有利的；有幫助的，側重對健康、身心或事業有益。beneficial後面通常加for或to，構成搭配be beneficial for和be beneficial to。
例句
g computers has a beneficial effect on children's learning.
使用計算機對孩子們的學習有益。
2.A half-hour daily walk can be more beneficial than one hard bout of exercise a week.
每天散步半小時會比一週劇烈運動一次對身體更有益。
aptitude for computing is beneficial for students taking this degree.
計算才能對於攻讀這個學位的學生有益處。
times, avoidance of one particular food will have this beneficial effect, though admittedly rarely.
有時，對某一食物的忌口能帶來這種好處，儘管不可否認這種情況極為少見。
can be beneficial to share your feelings with someone you trust.
向自己信任的人傾訴感情是很有益處的。
e a moderate amount of stress can be beneficial, too much stress can exhaust you.
適度的壓力是有好處的，但是壓力太大會把人壓垮。
