I will start working as a regular employee from next month.

A positive number is a number greater than zero.

This problem requires the calculation of the tangent.

Well then, I'm off.

He admitted that it is difficult to execute the plan, saying 'it is easier said than done.'

If you use this method of application, solving the problem will become easier.

His swimming style is very unique.

He is an expert in international law.

We must solve this problem based on domestic law.

It is important to learn the imperative mood in Japanese.