That he should think so is quite natural.とは 意味・読み方・使い方

It is quite natural that he think so.

It's quite natural for him to think so.

That he should think so is quite natural.

so far as it is reasonably practical he should practice restraint

I doubt whether he is sincere.

He may well get scolded for doing that.

He may well think so.

It stands to reason that he should apologize to her.

He may well get scolded for doing that.

It is doubtful whether he is telling the truth.

He tends to consider things too much earnestly.

He was the last man I expected to do it.

I hadn't the faintest suspicion that he would do such a thing.

He must have a screw loose to do that.

I don't think he has anything to do with the matter.

It is his laziness that he must overcome.

It's simply a matter of asking him.

It is entirely up to him whether he does it or not.

I think it natural for him to get angry.

He must be crazy that he should do so.

He is a VIP and we must treat him as such.

You're a real optimist if you expect him to compromise on such terms.

He probably is thinking that.

He seems to feel as if it were none of his business [concern].

It seems that he thinks it has nothing to do with him.

It's shameful that he behaves that way.

I can not persuade myself that he can have done such a thing.

He's a bit on the stingy side.

He must be crazy to do such a thing.

It is rude of him―insolent of him―to do such a thing―That is insolence.