---Are you satisfied with his answer?

---Not at all．It couldn’t have been ________．

—Would you like to go to Kate's birthday party?

—________. But when is it?

—Will you go to the art exhibition tomorrow?

—Yes, I'll go ________ it's rainy.

--- Did you remember to give Mary the money you owed her?

--- Yes, I gave it to her ________ I saw her.

——Is he _______ to come to the meeting?

——I suppose not.

—We'll have an important examination tomorrow. I'm really worried.

—________.

— ________ I return the book to the library today?

—No, you ________. You may keep it for another three days.

--Mike, you carry water and I'll wash the vegetables, _________?

--Oh, wonderful. But you cook the meal this time. OK?

---Bob, are you free at the moment? I have to ask you some questions．

---________．