3. a) Fill in the gaps in the sentences using the words in the oval. Watch out! There is an extra word. Engine, foresaw, helicopter, balloon, vehicle, powered, aeroplane, machines, appeared, invention- это слова которые нужно вставить In the 14-th century Leonardo da Vinci (1) the possibility of the man-made (2) and man-made (3). Man started with the non-power-driven (4) . A hot air (5) was the first (6) to lift man from the surface of the Earth. Then there (7) winged heavier-than-air craft. Yet, the achievement of man-directed flight came with the (8) . The first (9) flight in a man-carrying aerop1ane was made by A.F.Mozhaisky in 1884.