1、of course
讀音：英[?v k?s]、美[?v k?rs]
釋義：當然。
舉例：Of course, if you provide a good pay.
如果妳提供優厚報酬，那當然可以。?
2、certainly
讀音：英['s?tnli]、美['s?rtnli]
釋義：adv. 當然；壹定。
舉例：You are certainly a talented artist.
妳當然是位有天賦的藝術家。?
3、sure
讀音：英[(r)]、美[?r]
釋義：adv. 當然；確實地；無疑地；不用客氣。
舉例：I had a feeling we'd get lost, and sure enough, we did.
我覺得我們迷路了，確實如此，我們迷路了。?