题目内容
(请给出正确答案)
[单选]
Sometimes they discuss ______ each other.
A、to
B、at
C、with
D、against
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A、to
B、at
C、with
D、against
A、always, often, sometimes
B、sometimes, often, always
C、often, sometimes, always
A、never >sometimes >always
B、lways >never >often
C、usually > sometimes > never