—Kathy and her sister are so alike.—I can’t tell one from ____.
---You ____ him more help, even though you were very busy.---Well, now I regret not.
---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? ---________.