单项选择题

_________a teacher, one must first be a pupil.

A．Being
B．Having been
C．To be
D．To have been
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Do you think Tommy is________ the truth
A．saying
B．speaking
C．telling
D．talking
单项选择题
The word here (Para, 1) refers to_________.
A．Europe
B．America
C．New Jersey
D．Indiana
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