Use of English PRO

(0) THE launch (1) ............ the Ford Model T in 1908 introduced the world's first affordable motorcar. The company's owner, Henry Ford, decided that (2) ............ should pay his workforce well enough for them to be able to buy the cars they (3) ............ helped to produce, something that revolutionised the American labour market and triggered a huge change to automobile manufacturing (4) ............ over the world. The company introduced the use of a motorised assembly line, dramatically reducing production times and costs, and enabling the company to sell millions of cars. (5) ............ 1918, half of the cars in America were Ford Model Ts. Ford's '5-dollar workday' was introduced in 1914, more (6) ............ doubling the minimum wage at the time, and is credited (7) ............ stimulating the creation (8) ............ the American middle class.