The writer of the passage has a ()attitude towards dangerous sports.

单项选择题Visitors will notice Americans’ desire for openness in the way()

A. they wailed their houses with glass
B. they leave the office doors open while working
C. they never have fence
D. they depended upon each other

单项选择题What can we learn about Miss Jackson()

A. She is a serious lady.
B. She is a strict teacher.
C. She is a narrow-minded lady.
D. She is a poor but kind teacher