Nowadavs,most people,in order to keep fit,prefer walking to driving _________necessary

7.1 wish I’d bought a few jars of honeyDid you notice the ones they____by the roadside?

Come on, please give me some ideas about the project. —Sorry . With so much work ___________ my mind , I almost break down.[ ]

Jenny is on holiday now. I wonder________.

9. Great changes ______ in our school in the past 5 years.