I go shopping at the supermarket every Saturday.

I shopped at the supermarket pushing a trolley.

I often go shopping on weekends.

I often go shopping on weekends.

He pushed the door open.

He sent a reminder about tomorrow's meeting by email.

I reminded him about the meeting tomorrow.

I need a push pin to hang a poster on this wall.

He stifled his sadness and showed a smile.

Before the exam, the teacher reminded us of the important points again just to make sure.