Everything in the world is made of atoms. Are robots used on our factory? Whom was the telephone invented by? Is your new computer already set? The most popular device for inputting information is considered to be a keyboard, isn't it?
1-is, 2-am, 3-are, 4-is, 5-are, 6-their, 7-our, 8-our, 9-is
<span>1.
She served cold meat and cheese.
2. The meat we had for lunch last
Sunday was very tough.
3. Where did life come from?
4. I don't know much about the life of
Salvador Dali.
5. I can't call it running. It's jogging.
6. I ought to be fit with all the running
I do, but I don't feel fit.
7. I think the red dress will suit you
best. Red is more your colour.
8. Watches have become very cheap and
very attractive.
9. Most of the watches you see today
work on quartz.
10. What has been the longest period of peace
in history?
11. If you study history, you've got to
read a lot.
12. Journeys to unknown places require a
lot of preparation.
13. The lives of poets and musicians
have often been unbearably difficult.
14. I'm not interested in buying silver
or gold.
15. Time is money.
16. I can never forget the time I've
spent in Paris.</span>