Where's the book I gave you? What ________ it?
---The last one _______ pays the meal. ---Agreed!
Where to get the materials and how to get them ________ at the meeting.
Hurry up, _______ you will miss the early bus.
---Shall we meet at 6:00 or 7:00? ---________.
Many people claim that they have seen UFO with their own eyes, _____ I personally doubt.