Зовнішнє незалежне оцінювання в Україні, Підготовка до ЗНО 2020 року.

Пробний онлайн тест ЗНО з «Англійської мови»

Read the texts below. For questions (28–33) choose the correct answer (A,Б,В,Г).

Why Does Red Mean Stop?
The 19th-century Scottish engineer Robert Stevenson, who was active in designing early lighthouses, (28)________ for an alternative colour to white – most lighthouses had a white beacon – when he built a lighthouse near to one that already existed, because he was afraid ships (29)________ be able to tell which was which.
Of the light sources and (30)________ glasses available at the time, he found that red was a particularly intense light, meaning it (31)________ from the greatest distance.
So in maritime signalling red became an alternative to white, and was later adopted by the Admiralty in 1852 (32)________ the port-side on steam vessels. Green was adopted for the starboard-side, and vessels seeing the green light on other ships had the right of way.
When train tracks were developed, engineers adopted this system as (33)________ stop and go – and the same system continued with cars.



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