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МатематикаВопрос:
A bicycle is a two-wheeled machine that is pedaled by the rider's feet. People A _______ bik hundreds of years. Historians disagree about the invention of the bicycle. (USE)
Ответ:
Решение:
- A. Для завершения предложения "Люди __________ сотни лет" и сохранения смысла, нужно использовать глагол "использовали" в прошедшем времени.
Ответ: ИЗПОЛЬЗОВАЛИ
Похожие
- A. Bottlenose dolphins can 1) be twenty feet long. 3) swim faster than twenty-two miles an hour. 2) jump higher than twenty feet. 4) be ten feet long.
- B. Bottlenose dolphins DO NOT use echolocation to find out 1) how far the object is. 3) where the object is. 2) how big the object is. 4) how to get to the object.
- C. The mother dolphin and its baby were able to communicate with each other because 1) they were in the same tank. 3) they used special equipment. 2) they were relatives. 4) they were in Hawaii.
- D. We can learn that scientists 1) knew what the dolphins were talking about during the experiment. 2) want to know what dolphins talk about. 3) study only wild dolphins. 4) don't believe that they will learn to understand dolphins.
- E. Dolphins and people... 1) are clever. 3) do not form groups. 2) understand each other. 4) breathe air under water.
- Some historians think that Leonardo da Vinci B _______ a sketch of a bicycle in 1492. (D
- The first two-wheeled rider-propelled machine C _______ by Baron Karl von Drais de Sauerbrun of Germany. In 1817 he rode it for 14 km. (INVENT)
- D _______ frame was made of wood and this bike didn't have pedals. Nowadays there different kinds of bikes. The mountain bicycle is used for riding on rough roads. (IT)
- has E _______ than 10 speeds, wide tyres, and strong wheels. (MANY)
