18—- Are you free after school? —- SorryI’ve planned to treat a friend of mine to dinner _______for his help

trees are going to be planted around the park near ourschool.

The owner still doesn’t know _______ broke into the house and stole the money.

Women _______ drink more than two cups ofcoffee a day have a greater chance of having heart disease than those______ don’t.

Not until the woman was out of work again two months ago _______ going to attend a training class.