"Marchionini and Maurer(1995b) saw libraries as serving three roles in learning". What is the negative form sentence?

Read the definitions. shear = v., to cut sheer = adj., thin soar = v., to fly at a great height sore = adj., feeling pain if you look through the curtains, you can watch the birds over the ocean. which homophones correctly complete the sentence? sheer, soar shear, sore shear, soar sheer, sore