The current situation leaves small companies with few doable choices.

当前形势使小公司几乎没有可行的选择。

It is doable to support education in remote places.

支持边远地区的教育是可行的。

This method seems complicated, but in fact it is doable.

这个方法看似复杂，但实际上是可行的。

We need to do some quick research, and see if it is doable.

我们需要快速做一下调研 判断是不是doable（可行）

It's not doable by Friday.

这事星期五之前做不了。

Is this project something that you think is doable?

你认为此方案可行吗？

I truly believe this is doable.

我认为这是可行的。

That might be doable, she decided.

她确定，这可以做到。

Would a "justice index" be doable?

“司法指数”可行吗？