彼はその問題について調査している。の英語

He is investigating the problem.

He says he will inquire into the matter.

They are looking into the problem.

He is researching the problem.

He is investigating the problem.

He looked into the matter further.

He has made a long study of the subject.

He is thinking about the problem.

He is carrying out a survey of this matter.

He is familiar with the subject.

The problem perplexed him.

He is worried about that matter.

He is studying that issue.

He understands the problem.

He tried to solve the problem.

He tried solving the problem.

He is worried about this matter.

He has the subject at his fingertips.

The problem perplexed him.

He acted on the matter.

He needs to answer the question.

He's compiling data on that affair.

He focused his attention on that problem.

He began to look into the matter.

He referred to the subject.

It appears that he has worked out a solution to his problem.

He can cope with the problems.

He doesn't seem to be aware of the problems.

He puzzled his brain over the problem.

He tried solving the problem.