单项选择题

How many steps in producing A book are mentioned in the passage

A．4.
B．6.
C．5.
D．7.
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单项选择题
For whom is the course intended
A．All second-year students Who failed first-year English.
B．All first-year, second-year, and third-year students.
C．Students who don’t know how to write a research paper.
D．Students who want extra credit in English.
单项选择题
What’s the color of the pen
A．Red.
B．Black.
C．Yellow.
D．Purple.
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