—Oh, must you? Stay a bit longer. It’s been such fun having you.—____. I’ve got an early start tomorrow morning.
All the things __________ must be done well.
__________ they won the game was __________ we had expected.
__________ is a fact that English is being accepted as an international language.
__________ the Internet is bridging the distance between people, it may also be breaking some homes or will cause other family problems.
—I don't know what I should have done without your help. — __________.