He started an investigation to know the fact of the incident.

The implementation of this package is very complex.

I modified the program to implement a new feature.

He put down the luggage on both shoulders.

This issue requires respect for the opinions of both sides.

He has devoted his life to the creation of music.

He is good at creating new ideas.

He is facing the struggle of life.

He is struggling every day for his life.

I packed the gift.