From his actions, I thought it was a sure thing (Internet slang).

He was my student, but now he has become so proficient that it can be said 'the student has surpassed his teacher.'

I carry heavy luggage to school every day.

His plan has a flaw.

The separation from him was very painful.

It will take time to solve this problem.

My blood pressure is normal.

He has the beauty of mixed race.

He is receiving treatment for leukemia.

He said that his blood type is A.