Si tengo frío mientras duermo, necesito otra

Does anyone know what my spanish teacher means by this? i need to use plural forms of the verb ser. and she asked me to use a couple of adjectives to describe the boys collectively and then the girls collectively?

Which verb form correctly completes this sentence? tenemos un mes para preparar porque la exhibición el 28 de octubre. a. abramos b. abriremos c. abrirá d. abras

Look at the image, read, and choose the correct option.9h 55min18: 30madrid10. marfrom 29 eur04.25burdeosbased on the information provided, what time does the bus to burdeos depart from madrid?