Complete the sentences with the correct question tags.
10. Yahoo CEO Marissa Mayer banned telecommuting, _______________________?
11. The start of the 21st century in China and the Arab world was marked by the creation of new, energy-consuming cities, _______________________?
12. By 2050, between 70 and 80 percent of the world's population will live in cities, _____________________?
13. Tomorrow's cities are managed by a computer, _______________________?
14. The global conference provides us with the occasion for looking more closely at several solutions, _______________________?
15. We do not oppose the urban situations as they exist today, _______________________?
16. One billion children are deprived of one or more services essential to survival and development, _______________________?
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Sinh Học lớp 12
