如何使用 "brought" 造句

1. Government crises have not brought big changes .
政府危机没有带来多大变化。
2. Both events brought crowds on to the streets .
这两大事件都促使人们走上街头。
3. I brought you some flowers .
我给你带来了一些花。
4. How was this brought about ?
这会带来什么变化呢?
5. But it has also brought risks .
但这也带来了风险。