•She certainly had a friend called Mark, but I don't know whether he was her boyfriend.她确实有个朋友叫马克，不过我不知道他是不是她男友。

•"This is rather a difficult question." "Yes, it's certainly not easy."“这实在是个难题。”“是呀，确实不容易。”

•"Do you think more money should be given to education?" "Certainly!"“你认为应当给教育拨更多经费吗？”“当然啦！”

•"Had you forgotten about our anniversary?" "Certainly not! I've reserved a table at Michel's restaurant for this evening."“你是不是把我们的结婚纪念日忘了？”“当然没有！我已经在蜜雪儿餐厅预订了今晚的位子。”

•"Could you lend me £10?" "Certainly."“你能借给我十英镑吗？”“当然可以。”

•"Did you take any money out of my purse?" "Certainly not!"“你是不是从我钱包里拿钱了？”“绝对没有！”

---

•She will certainly win the election if the opinion polls are accurate.如果民意调查准确无误，她定会赢得这场选举。