文法講座 007：片語「不得(能)不…」；「忍(克制)不住…」
http://www.learnerhall.org/2012/11/blog-post_13.html
■ cannot but + 動詞原形
■ cannot help but + 動詞原形
■ cannot choose but + 動詞原形
■ can do nothing but + 動詞原形
■ cannot help + Ving
■ have no choice/ option/ alternative but + to 動詞原形
例：由於強颱逼近，我們不得不取消這趟旅行。
✓ With a strong typhoon approaching, we have no choice but to cancel the trip.
✓ With a strong typhoon approaching, we cannot but cancel the trip.
✓ With a strong typhoon approaching, we can do nothing but cancel the trip.
例：Susan 漂亮、機智且幽默。她是個讓你不得不愛上的女孩。(一定會喜歡)
✓ Susan is pretty, witty and humorous. She’s a girl who you cannot help but love.
✓ Susan is pretty, witty and humorous. She’s a girl who you cannot help loving.
✓ Susan is pretty, witty and humorous. She’s a girl who you cannot help but love.
✓ Susan is pretty, witty and humorous. She’s a girl who you cannot help loving.
例：我姐是個購物狂，她克制不住花錢的欲望。
✓ My sister is a shopaholic. She cannot help spending money.
✓ My sister is a shopaholic. She cannot help spending money.
