The number of downloads for this app has explosively increased.

He raised his hand and asked a question.

I boot up my computer every morning.

He worked hard and built up his own company.

He made up that story.

He made up the entire story.

I decided to deep fry chicken for dinner today.

He worked hard to exalt his position.

As a result of his efforts, his position was exalted.

He succeeded in starting up a new business.