As you have learned, to show that something happened in the past, we add ed to most verbs. To show that something is happening now, we add ing to most verbs.

clarinet

The girls played the clarinet.

The girls are playing the clarinet.

school

The children laughed at school.

The children are laughing at school.

ball pit

The kids jumped into the ball pit.

The kids are jumping into the ball pit.

Exercises

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