Задайте вопросы к словам в скобках и словосочетаниям: 1. he has attended the technical training (for three years). 2. (in the second half of the 20th century) a demographic explosion took place on the earth. 3. the first atomic power station in the world was put onto operation (in obninsk). 4. scientists will discuss( this question) at the meeting tomorrow. 5. (the eart)h is rotated by the moon.

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