Dick tried to solve that problem, but he couldn't.とは 意味・読み方・使い方

Dick tried to solve the problem, in vain.

Dick tried in vain to solve that problem.

Dick tried to solve that problem, but he couldn't.

Dick tried to solve the problem in vain.

He tried to solve the problem, but had no luck.

He tried to solve the problem, only to fail.

John tried in vain to solve the problem.

I think it impossible for him to solve the problem.

I think it's impossible for him to solve the problem.

It was impossible for him to solve the problem.

He had no difficulty solving the problem.

I thought it impossible for him to solve the problem.

The autocrat strove in vain to deal with the awkward situation.

Since he could not work out the problem that way, he tried another way.

Tom spent fifteen minutes trying to pry open the drawer with a crowbar, but he couldn't get it opened.

The autocrat strove in vain to deal with the situation.

It is difficult for him to solve the problem.

He tried in vain to solve the problem.

Tom tried to hide the evidence, but it was too late.

He made an attempt at a solution of the problem.

He thinks that he cannot manage the problem well.

He found no difficulty in solving the problem.

He tried hard, yet he could not succeed.

According to him, this problem was supposed to be solved.

He came up with the solution to the problem.

He might not understand that problem.

I tried to answer his question but I couldn't.

He alone could solve the problem.

The question is whether he can do it or not.

The dying man made an effort to say something, but could not.