A. To emphasize the hazards of wooden buildings.B. To explain why certain building techn
A. To emphasize the hazards of wooden buildings.
B. To explain why certain building techniques were firstly applied in Chicago.
C. To warn against building skyscrapers close together.
D. To explain how Chicago's early skyscrapers were destroyed.
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A. Take a more interesting class.B. Continue her physics class.C. Consult her physics teac
A. Take a more interesting class.
B. Continue her physics class.
Consult her physics teacher.
Drop the subject temporarily.
A. To review material covered in an earlier lecture.B. To change students' approach to w
A. To review material covered in an earlier lecture.
B. To change students' approach to writing.
C. To point out an example of good writing.
D. To give an assignment for the next class.
A. Tonight at eight o'clock.B. Tomorrow in class.C. Tomorrow at six o'clock.D. After the t
A. Tonight at eight o'clock.
B. Tomorrow in class.
C. Tomorrow at six o'clock.
D. After the television series is over.
A. She didn't clean the apartment.B. Her roommate is messy.C. She needs to clean the lab
A. She didn't clean the apartment.
B. Her roommate is messy.
C. She needs to clean the lab.
D. She'll help the man clean his apartment.
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