单项选择题

What will Dr. Nora Solomon talk about

A. Raising public awareness of environmental policy
B. The health problems of people who live in cities
C. The impact of paper production on the environment
D. Improving environmental research technology
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单项选择题
Where will the training program be held
A. At the administration building
B. At Mr. Walker’s workplace
C. At the main office
D. At the Lakewood building
单项选择题
Who is the speaker
A. A teacher
B. A park ranger
C. A restaurant owner
D. A reunion coordinator
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