他显然很生气，因为他脸都红了。

He was ___clearly angry because his face turned red.

问题显然是我的错，我为此道歉。

The problem was ___clearly my fault, and I apologise for that.

显然，我们需要为这个问题找到更好的解决方案。

___Clearly, we need to find a better solution to this issue.