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9. What will be the car of the future to your mind? Write a paragraph (60-80 words) to describe it.

GRAMMAR IN USE

These tasks can help you to practice grammar topic “Modals: Permission - Obligation”. Read the rules on p.175-176 and then do the exercises.

10. Choose one correct sentence for each picture. There are more sentences than you need.

1. 2. 3.

4. 5. 6.

  1. You must go to this point if there is a fire.

  2. You are required to wear a hard hat at this area.

  3. Authorized personnel are obliged to enter.

  4. You mustn’t consume this.

  5. A fire extinguisher needs to be placed here.

  6. People without authorization are prohibited from entering

  7. You can get fire fighting equipment here.

  8. Smoking is not allowed after this point.

11. Complete the sentences with should or shouldn't and the words in brackets.

  1. (You / to download) ….. tracks from illegal sites. It damages the music industry.

  2. If you want quality pictures, (you / to buy) ….. a digital camera.

  3. I think (you / to share) ….. tracks with friends. It's illegal.

  4. I don't think (you / to buy) ….. a VCR. They're out-of-date. Buy a DVD player.

  5. (You / to give) ….. your password to anyone.

  6. (You / to update) ….. your virus protection software.

  7. It's easy to damage a flat screen. (You / to touch) ….. it.

12. Choose the proper item.

  1. A: You ….. be late for work.

B: I know. I’m leaving now.

a) must b) mustn’t c) needn’t

  1. A: I ….. go to the bank today. I have enough money.

B: Well, I’ll go alone, then.

a) don’t have to b) have to c) must

  1. A: Did you deliver that parcel for me?

B: No, I ….. find the house, so I’ve come back to get a map.

a) can b) couldn’t c) could

  1. A: Can I talk to you, please?

B: Sorry, I ….. go now. I’m late for a meeting.

a) must b) could c) can

  1. A: Is Tom good at languages?

B: Yes, he ….. already speak English, French and Italian.

a) can’t b) can c) could

  1. A: The test was too difficult for me.

B: Oh dear, I ….. do it quite easily.

a) was able to b) can’t c) can

7. A: ….. I come in?

B: Yes, of course. We are waiting for you.

a) May b) Need c) Could

13. Each of the following sentences contains a mistake. Find the mistakes and correct them.

  1. Machines should to make our lives easier in many ways.

  2. You should to enclose the invoice.

  3. Machines can to do all kinds of jobs today.

  4. By choosing the size of the gears, the speed and direction of the rotation of the axles can controlled.

  5. The customer has pay import duty before he can get the goods.

  6. Do I may come in?

  7. This new monitor should displays more than two thousand colours.

Unit 11

LEAD-IN

      1. Look at the objects in the pictures. What metals do you think they are made of?

      1. Name as many metals as you can? Where are they used?

READING

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