I won’t call you, ______ something unexpected haappens.

Martin and his friends didn’t eat up all the food they ordered, __ they took the rest away.

I would ________ stay at home and watch TV than _____ a walk outside.

--- Look! Lots of  people there. What’s wrong?--- An old lady was going across the road ________ a car hit her.

—________ is this blue shirt?—It’s seven dollars.