Respuesta:
1. That is a marker.
2. Those are highlighters.
3. This is a colored pencil.
4. These are notepads.
5. Those are boards.
Explicación:
Para ordenar las palabras de manera correcta usando el those/this/these and that, puedes ayudarte de la siguiente fórmula:
1. THIS /THOSE /THESE /THAT + VERBO TO BE (AM, IS, ARE) + NOUN.
Example: These are notebooks.
