He publicly admitted that he is a bisexual.

This coffee contains sweetener.

The time complexity of this algorithm is O(n).

Japan's exclusive economic zone plays a crucial role in the management and utilization of marine resources.

He started a hunger strike to protest against unfair treatment.

I withdrew money from the automated teller machine.

The heat is intense today, it's hard to go outside.

When I caught a cold, I tried heat therapy.

He has already finished writing the report, so we use the present perfect form.

His words reminded me of the proverb 'good advice may be uncomfortable to hear.'