根据下列句子的意思及所给的汉语提示，写出空缺处单词的正确形式。

1. We are very sad to hear that the traffic accident caused the _______ of the man. (死)

2. Peter can ________ deal with the hard work. (容易)

3. In the past few years, we ________ a lot. (经历)

4. If your company want to ________, you have to come up with new ideas that others don't have. (成功).

5. I hope our dreams can ________ (实现) in the future.