N2
て当然だ
Natural, As a matter of course
これ
くらい
の
こと
は
、
し
て
当然
だ
。
It's only natural that I (we, he, etc.) do at least this much.
疑念
を
抱い
て
当然
だ
と
思う
。
I think it's natural to have doubts.
N2
だけに
As might be expected, Because, All the more because, It's only natural
N2
さすが
as one would expect, only natural, that is just like..., even
N2
だけあって
Is only natural, …Being the case, Because, As might be expected
N2
のも当然だ
It is only natural that, It is no wonder
N2
のももっともだ
May well, Have or has good reason for, No wonder, … Is only natural