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3. True (+) or false (-)
Номер предложения и знаки  + или - )

1. D.I. Mendeleyev was born in 1834 in Tomsk, Siberia.

2. Mendeleyev was a famous Russian physicist.

3. Mendeleyev studied at the university in St. Petersburg and at the University of Heidelberg.

4. Mendeleyev became director of the Bureau of Weights and Measures in Moscow.

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