他年纪很小，但已经会读书了。

He is very young, but he can ___still read.

我饿了，但我还是要先完成作业。

I'm hungry, but I ___still need to finish my homework first.

即使你不赞同他的行为，他仍然是你的兄弟。

Even if you don't agree with his actions, he's ___still your brother.