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seventy years. The first one erected in Detroit in 1915 was white, with the word STOP in black

letters. 7.2. _____ 1954 that the sign became red with white letters.

In the early 20th century, stop signs weren’t any specific colour or shape, which confused

drivers. In 1922, the American Association of State Highway Officials (AASHO) decided on

standardisation and introduced the sign’s octagonal shape. This unique eight-sided shape was

chosen 7.3. _____ drivers who saw the back of the sign were aware that oncoming drivers had

a stop sign. The shape could also be identified easily at night, since the original signs were not

reflective.

At the same time, the AASHO also considered making stop signs red, but, back then, there

was no red dye that wouldn’t 7.4. _____ over time. They were yellow for the following thirty

years. In 1954, sign makers began using special porcelain enamel and achieving a long-lasting

red colour was no longer a problem.

adapted from www.rd.com

7.1.

A. pays

B. gives

C. pushes

D. draws

7.2.

A. No wonder it was

B. It wasn’t back in

C. It wasn’t until

D. No later than in

7.3.

A. in case

B. so that

C. in order to

D. such as

7.4.

A. fade

B. pass

C. leave

D. decline

PRZENIEŚ ROZWIĄZANIA NA KARTĘ ODPOWIEDZI!

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C

D

7.3.

B

A

7.4.

A

B

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