EXPANSION Units 4–6

A. Complete the crossword puzzle. Use words from Units 4-6.

Across

3. substitute.

4. toxins.

6. controversial.

8. hassle.

9. disturbed.

10. delectable.

12. delicacy.

14. vendor.

15. duration.

16. aroma.

Down

1. inherited.

2. deliberately.

5. vanish.

7. quandary.

11. domesticated.

13. crummy.

B. Complete the sentences with the phrasal verbs and objects.

1. Janet looks down on people (look down on / people) who eat fast food.
2. Let’s try to figure it out (figure out / it) together.
3. I would like to talk the problem over (talk over / the problem).
4. I will take care of him (take care of / him) while you’re away.
5. Let’s try to burn that big meal off (burn off / that big meal) by walking home.
6. We haven’t run into her (run into / her) in a long time.
7. I can’t figure him out (figure out / him).
8. Will you take the butter out (take out / the butter)?
9. Did you throw it out (throw out / it)?
10. I ran into them (run into / them) yesterday afternoon at the mall.

C. Change the sentences from active to passive.

1. People must store milk in the refrigerator.

Milk must be stored in the refrigerator.

2. You can make yogurt at home.

Yogurt can be made at home.

3. People should not eat unwashed fruit.

Unwashed fruit should not be eaten.

4. You don’t have to fry meats in oil.

Meats don't have to be fried in oil.

5. People may keep butter out of the refrigerator for a few days.

Butter may be kept out of the refrigerator for a few days.

6. You should serve the doughnuts with coffee or orange juice.

The doughnuts should be served with coffee or orange juice.

7. You shouldn’t eat ice cream every day.

Ice cream shouldn't be eaten every day.

8. People can drink soy milk as a substitute for milk.

Sony milk can be drunk as a ubstitute for milk.

D. Complete the sentences with your own information. Use an appropriate conditional form.

1. If I heard gossip about a friend, I wouldn't tell anybody else.
2. If I had been born 100 years ago, I would not have learned how to use a computer.
3. If I found fifty riyals in the classroom, I would give it to the principal.
4. If I could be any animal, I would be a bear.
5. If I had seen the robbery, I would have called the police.
6. If I knew someone was cheating on a test, I would tell the teacher.
7. If I hadn’t worn these shoes today, I would have worn my blue shoes.
8. If I hadn’t forgotten, I wouldn't have gotten in trouble..
9. If I were you, I would be very careful.
10. If I had gotten up early, I would have been very tired.

E. Correct the error in each sentence.

1. 1. If I be you, I would study for the exam. were
2. 2. Moral decisions must make carefully. must be made
3. 3. If I could be the president of this country, I help the poor people. I would help
4. 4. I threw away it yesterday because it was old.
5. 5. Exotic pets should be train before they live around people. trained
6. 6. Ahmed came the flu down with on Sunday. with it on
7. 7. If he hadn’t get married so young, he could have travelled the world. gotten
8. 8. She’s smiling as though she win a million dollars. won
9. 9. McDonald’s restaurants can found all over the world.
10. 10. I came an interesting book across yesterday. came across an

F. A. Fill in the blanks with the correct words. Make changes to the form when necessary.

Penicillin was originally (1) tested by a French medical student in 1896 and rediscovered by bacteriologist Alexander Fleming in London, in 1928.
Fleming observed that colonies of bacteria adjacent to a blue-green Mold in a culture were being (2) destroyed by the Mold.
He (3) demonstrated the Mold by producing it in a pure culture and confirmed that it produced a substance that killed a number of bacteria.
Having named the (4) substance penicillin, Dr. Fleming published the results of his research, pointing out that mass production of penicillin could have therapeutic value.
Penicillin’s ability to kill infectious bacteria was not (5) noticed until 1939, when Dr. Florey and his colleagues began intensive research at Oxford University.
They had to turn to the United States for help during the Second World War, as resources in Britain and Europe had been depleted.
They were (6) referred to the Peoria lab, where scientists were already working on fungal cultures.
By 1941, Andrew J. Moyer, who specialized in the (7) nutrition of Molds, found a way to increase the (8) yield of penicillin ten times.
Clinical trials, in 1943, proved that penicillin was the most effective antibacterial agent to date. Production was increased to make sure it was available to treat wounded soldiers.
Four years after mass production began, it was discovered that microbes had developed a resistance to penicillin, so the production of different types of antibiotics was necessary.

B. Read the article and write what happened on the following dates. Use passive sentences.

1896 Penicillin was originally tested
1928 Penicillin was rediscovered
1939 Penicillin ability to kill infectious bacteria was noticed
1941 the yield of penicillin was increased ten times.
1943 Penicillin was proved the most effective antibacterial agent.

Why is it necessary for pharmaceutical companies to produce new antibiotics?

Because microbes have developed a resistance to penicillin.

G. Study the picture. Write idioms with the word mind that could describe what is happening. Then write sentences to describe the picture using some of the idioms.

H. WRITING

Write an essay about a new medicine. It can be a medicine that is now being given to patients or one that is still in development. Explain the medicine, what it’s used for, and whether you think it’s a good idea or not, and why.

3. Now use your notes to write your essay.

Voltaren

Many factories all around the world have invented many medicines which are very crucial for human's health. One of this medicine is the pain killer.

One of the best pain killer in the world is Voltaren.

If you are in a deadly pain, Voltaren is the solution for yor problem.

Many countries produce Voltaren, but with different qualities.

Germany produces Voltaren with good price, but with low quality that makes it on effective. Other country produces Voltaren in the US, it is very effective, at the same time it is very expensive.

The last country that produces Voltaren is Russia. Their Voltaren is good but it has a lot of side effects. In the end nothing is perfect and you should use choose what you think is the best for you.