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Put the questions into the Passive Voice.

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16. Put the questions into the Passive Voice.

1. When did Pasteur discover Penicillin?

2. Where do people speak Mandarin?

3. Did Spain win the last basketball Olympics?

4. Do people speak English in Hawaii?

5. How many paintings did the police find?

6. When did Cook discover Australia?

7. Did the government order them to build a new bridge?

 

17. Complete the following report of an accident which happened in a factory. Use the correct form of the verbs in brackets.

On Friday morning at 9.25 a worker in the chemical plant (a) ….. ( to find) by female colleague. He (b) ….. (to lie) on the floor. His colleague (c) ….. (to check) that he (d)….. still ….. (to breathe) and then (e) ….. (to call) the emergency services. The injured man (f) ….. (to take) to hospital where he later (g) ….. (to recover). An investigation at the factory (h) ….. (to find) that a bottle containing a dangerous chemical liquid (i) ….. (to leave) open. Vapour from the liquid (j) ….. (to escape) into the air. While he had been working in the room he (k) ….. (to become) unwell. He (l) ….. (to become) drowsy and then (m) ….. (to fall) unconscious. Investigating officers are interviewing everyone who (n) ….. (to work) in the factory that morning.


UNIT 13

NUMBERS

LEAD-IN

1. How are numbers classified? Give examples of rational and irrational numbers.

 

2. Work in pairs. Take turns to give examples of everyday use of numbers in our lives. Look at the pictures and say the time.

READING

3. Read the text and find the expressions which mean:

a. the totality of the rational and irrational numbers;

b. a positional numeral system employing 10 as the base and requiring 10 different numerals, the digits 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, and a dot (decimal point);

c. the positive and negative integers and fractions, and the number 0.



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