The reason which he gave is hard to understand.とは 意味・読み方・使い方

The reason which he gave is hard to understand.

Why did he do that? I can't work it out.

I felt sorry for him for reasons I couldn't understand.

Why did you take such a sudden dislike to him?

I can't figure out why he did it.

I cannot figure out why he has done that.

I can't understand why he did that.

First, I'll try to understand why he thinks so.

He was in a state of great excitement, though I did not know why.

He had a good reason for doing it.

I can't understand why he did such a thing.

I know why he did it.

There must be some reason for what he has done.

I don't see why he is so angry.

I am at a loss to comprehend how I can have offended him.

I wonder why he refused.

Why he did it is beyond my comprehension.

I know why he did it.

He is down on me for no special reason.

I don't have the slightest idea why he said such a thing.

Why did he do that?

I can't understand his saying such a thing.

It's no good his trying to find the true reason.

It's no use for him to try to find out the real reason.

What made him change his mind?

Why is he criticized?

Why is he getting criticized?

I can't make out why he is so much troubled.

He has left without any reason whatever.

I have reason to suspect him