How long on earth shall I have to wait?—Sorry, sirJust a minuteThere ________ a table available

Tim, you promised.— Well,____, But I have changed my mind.[ ]

I can think of many cases ______students obviously know a lot of English words and expressions but couldn’t write a good essay .

This is the most beautiful mountain I have seen.

Must I go to medical school and be a doctor like you, Dad— No, you _____________．You’re free to make your own decision．