1. 副詞
   當然, 一定
   的確
   for sure/
   to be sure:
   確實
   確切地
   肯定地
   無疑地
   毫無疑問地
   無可否認地
   

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   同義字詞
   all right,alright,assuredly,certainly,clearly,definitely,doubtless,easily,hands down,inarguably,incontestably,incontrovertibly,indeed,indisputably,plainly,really,so,surely,truly,unarguably,undeniably,undoubtedly,unquestionably
   

2. 形容詞
   肯定的, 鐵定的
   一定的, 必定的
   確定的, 確信的
   有把握的
   確實的
   可靠的
   穩健的, 穩固的
   sure to ...(動詞...):
   一定會做...的
   肯定會做...的
   

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   同義字詞
   assured,certain,clear,cocksure,confident,doubtless,implicit,positive,sanguine
   certain,ineluctable,ineludible,inescapable,inevitable,necessary,unavoidable,unescapable
   can't-miss,certain,fail-safe,infallible,surefire,unfailing
   calculable,dependable,good,reliable,responsible,safe,secure,solid,steady,tried,tried-and-true,true,trustable,trustworthy,trusty
   accomplished,certain,inarguable,incontestable,incontrovertible,indisputable,indubitable,irrefragable,irrefutable,positive,unanswerable,unarguable,unchallengeable,undeniable,unquestionable
   

3. 動詞片語連結
   make sure:
   確定一下
   確認一下
   (常用於祈使句)make sure to ...(動詞...):
   務必做...
   一定要做...
   一定要記得做...
   make sure ...(完整句)/
   make sure that ...(完整句):
   確定...無誤
   

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4. 語法
   be sure to ...(動詞...) :
   務必做...
   一定要做...
   

5. 名詞
   限定不可數名詞:
   sure-footedness:
   腳踏實地性
   肯定性
   穩當性
   sure-handedness:
   得心應手
   

例句

1. Oh sure , I can imagine.
2. PSAKI: North Korea, sure .
3. Make sure there are no gaps.
4. He was not very sure of living.
5. Not sure why this is a big deal?
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