Put the verbs in the negative form:
Βάλτε τα ρήματα στον αρνητικό τύπο:

1. He showed Cindy his stamp collection.
He Cindy his stamp collection.

2. Mandy did the crossword yesterday.
Mandy the crossword yesterday.

3. They told him about the accident this morning.
They him about the accident this morning.

4. My father washed the car last Sunday.
My father the car last Sunday.

5. The streets of Athens looked different five years ago.
The streets of Athens different five years ago.