of these “greenhouse” gases contributes to global warming.
A. Emotion
B. Emission
C. Elimination
D. Transmission
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The creation of an efficient and transport system is critical.
A. sustainable
B. changeable
C. adaptable
D. usable
We need to an open exchange of ideas and information.
A. project
B. promote
C. propel
D. . provoke
The district is under consideration for designation as a area.
A. consolidation
B. protection
C. conservation
D. isolation
He has always been and fiercely competitive.
A. ambitious
B. determined
C. creative
D. brilliant