Please refrain from going out because community-acquired infections are spreading rapidly.

I was surprised at his quick progress.

I am surprised at the quickness of this project's progress.

I am walking around in the city looking for a new restaurant.

I walked around in the city.

Since the weather is good today, I'm thinking of going out.

Since the weather is good today, I'm thinking of going out.

Please give me that book.

Please clean the room.

Please do not press that button.