—Sorry, sir. I made a mistake again.—____________. Practice more and you will do better.A. I’m not sure.B. Never mind.C. Don’t mention it.
– What do you know about _______? -- Line drawings that show how something works.
Try to give its meaning when you meet a new word. Don’t _____ your dictionary all the time.
It’s common ______ that the Japanese eat Sushi.
The main unit _________ all the computer’s electronics.
You _______ ever saw computers years ago, but now they are everywhere.