The temperature in this mountainous area ___ from day to day.

I don’t mind picking up your things fromthe store .____ , the walk will do me good.

How is that, Mary?— I wonder ________ it takes to be a good teacher beyond patience and a great knowledge of kids. [ ]

We _____ walk in the park after supper， talking about all _____ we were interested in.

She was greatly shocked at the scene before her eyes. Never did she expect that the local conditions ______ be so awful.