问题
选择题
31. Dorothy was always speaking highly of her role in the play, _______ of course, made the others unhappy.
A．who
B．which
C．this
D．That
答案
答案：B
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31. Dorothy was always speaking highly of her role in the play, _______ of course, made the others unhappy.
A．who
B．which
C．this
D．That
答案：B