John, please don’t run in the classroom. –__________.

Did you hear________ John?— Yes, he rang me this morning and we agreed________ a date to meet[ ]

We didn’t know his telephone number, otherwise we ________ him.

The riseof oil prices made scientists search for new energy resources ______ oil

Whose MP5 is this, Kate— It’s _____. My aunt bought it for my sister and me.