拒絕You should never say no to the boss if you don't want to lose your job. 如果你不想失去工作, 就要服從上司。If you don't invest in these shares, you're saying no to a fortune. 要是不買這種股票, 就是放著發財的機會都不要。
我相信; 可能I dare say you are British but you still need a passport to prove it. 我相信你是英國人, 但仍需有護照加以證明。I would imagine he's forgotten. I dare say! “我猜想他忘記了。” “很可能!”