( ) 1. You _______ ever saw computers years ago, but now they are everywhere. A. sometimes B. usually C. hardly D. almost ( ) 2. The main unit _________ all the computer’s electronics. A. contains B. shows C. uses D. helps ( ) 3. It’s common ______ that the Japanese eat Sushi. A. information B. knowledge C. direction D. instruction ( ) 4. Try to give its meaning when you meet a new word. Don’t _____ your dictionary all the time. A. work on B. take on C. keep on D. depend on ( ) 5. - What do you know about _______? -- Line drawings that show how something works. A. pictures B. diagrams C. programmes D. paintings ( ) 6. Alice ____ eat meat so that he can keep herself from getting too fat. A. rarely B. always C. nearly D. carefully ( ) 7. A human ______ can do some things better than a computer, for example, creating new ideas.