A HISTORY OF AIR TRAVEL
In 1783, two French brothers built ………. (1) first balloon to take people into the air. One hundred and twenty years later, in 1903, the Wright brothers built the first plane with an engine and ………. (2) in it. This was ………. (3) the United States. Then, in 1918, the US Post Office began the first airmail service. Aeroplanes changed a ……….. (4) in the next thirty years. Then, in the 1950s, aeroplanes became much ………… (5) because they had jet engines. In 1976, Concorde was built in the UK and France. It is the fastest passenger plane in the world and it …………. (6) fly at 2500 kilometers an hour, so the journey …….. (7) London to New York is only four hours. Today, millions of people travel …….. (8) aeroplane and it is difficult to think of a world without ………. (9).
1. A. the B. a C. one
2. A. fly B. flown C. flew
3. A. in B. at C. through
4. A. lot B. many C. few
5. A. fast B. faster C. fastest
6. A. must B. should C. can
7. A. between B. from C. of
8. A. with B. on C. by
9. A. them B. their C. they