你确定完全不需要任何帮助吗？

Are you sure you don't need any help ___at ___all?

我的老朋友看起来一模一样，他一点都没变老。

My old friend looks exactly the same; he hasn't aged ___at ___all.

这个测试一点也不难，我很快就做完了。

The test wasn't difficult ___at ___all; I finished it quickly.