Răspuns:
ex. 1
1. No, he wasn't
2. His father worked in a coal mine, George joined his father when he was a tennager
3. The engines used steam energie
4. Stepheson designed both
ex. 2
1. F
2. DK
3. F
4. T
5. DK
6. T
7. T
ex. 3
2. e
3. c
4. f
5. g
6. a
7. b
