1  Write the past participles.

    see – seen

1  lose – _____________

2  pollute – _____________

3  drink – _____________

4  spend – _____________

5  stop – _____________

2  Complete the sentences. Use the present perfect form of the irregular verbs.

1  We _________________ the lottery! (win)

2  I _________________ any emails today. (not write)

3  My sister _________________ my computer. (break)

4  Steve _________________ all night. (not sleep)

5  You _________________ my cousin. (meet)