如何使用 "convince" 造句

1. Why did it take this experience to convince you ?
为什么需要这样这样的体验来说服您呢?
2. That does not convince mr bukovsky .
这并不能说服bukovsky先生。
3. It has taken a while to convince them .
它采取了一段时间说服国民。
4. The public will be harder to convince .
然而公众却比以前更难说服了。
5. How did you convince them ?
那你怎么说服他们的?