------I think we should buy a car now so that it will be convenient for us. ------      , but do you think we have so much money?

“Where is it?” “Where is _____? I don't know what do you mean?”　

---Since you can't find a better job, why don't you stick to the present one? ---Well,_____.

—You said we would have a picnic next Friday? —_____．But it will depend on the weather．

—Would you mind my smoking here?—_______ It’s not allowed here.