Задание:
Помогите сделать, пожайлуста. 1. Complex calculations ______ with the help of a computer.am carried out are carried out were carried out2. A special counter wheel (счетное колесо) for an arithmometer ______ by a Russian engineer V.T. Ordner in 1874. is constructed was constructed will be constructed
Решение:
1-b2-b3-a4-a5-b6-a7-b8-a9-b
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