——Shall we go to Shanghai by plane?
—— .
A. It's your opinion
B. I don' t mind
C. It's all up to you
D. That's your decision
网友回答
A. It's your opinion
B. I don' t mind
(答案→)C. It's all up to you
D. That's your decision
解析：交际用语。题意为 我们乘飞机去上海好吗？ 由你决定。Shall we .. 提出建议。
考点 交际用语。