15.I didn’t see your sister at the meeting. If she _______, she would have met my brother.
I _____ hope that every one of us will be successful in our studies.
I’ll spend what I have _____ you a new coat.
He ____ in the north, but now he ____ here.
Better _____ all the lights are turned off before you leave the classroom.
After cutting down the tree, they _____ a little boat out of it.