Choose the corretct variant The wright , brothers had already invented the airplane a) in 1912 b) by 1912 c) after 1912 d) till 1912
Choose the corretct variant
The wright , brothers had already invented the airplane
a) in 1912
b) by 1912
c) after 1912
d) till 1912
Ответ(ы) на вопрос:
The wright , brothers had already invented the airplane
b) by 1912
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