For most people, it’s very difficult to _____ air on the top of Qomolangma.
A moment, please. I'm checking if Mrs. Brown _________ free tomorrow.
— Is Kate coming to the party this evening? — No, she _________ be the party. She________ to the UK.
—Sorry, sir. I made a mistake again. —_________. Practice more and you will do better.
—Tom, I'm watching a football match. What about you? —_________.
The bread _________ delicious. Could I have some more?