单项选择题
- A．discussion
B．communication
C．greeting
D．conversation
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相关考题
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单项选择题
A．surveys
B．observations
C．experiments
D．interviews -
单项选择题
A．noticed
B．analyzed
C．interpreted
D．observed -
单项选择题
Studies in single-sex schools show that ______.
A．smaller class brings lower achievements of the students
B．special attention encourages the students to do better in class
C．single sex is the only factor that influences the students' behaviors
D．single sex helps the students learn more in class
