单项选择题

A．He needs to press F7 to return to the document before he prints it.
B．He has to print the document to see the page numbers.
C．The printer is not working correctly.
D．The numbers are on the screen but they don’t print out.
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单项选择题
A．That the man rethink their plans.B．That the man see a family doctor.C．That the man see a psychiatrist.D．That the man concentrate on his studies.
A．That the man rethink their plans.
B．That the man see a family doctor.
C．That the man see a psychiatrist.
D．That the man concentrate on his studies.
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