【正确答案】 A

【答案解析】[听力原文]10-12
M: What food shall I buy today?
W: I want a green salad for lunch. For supper, I want some meat.
M: What kind of meat, madam?
W: Beefsteak.
M: How much beefsteak do you want?
W: About 2 pounds. Do we have enough bread and potatoes?
M: We have enough bread. But we don't have enough potatoes. Shall I buy some potatoes?

[考点] 推断题
[解析] 根据对话可知午餐是绿色沙拉，晚餐是牛排。故本题答案为A。

【正确答案】 B

【答案解析】[考点] 细节题
[解析] About 2 pounds．是对How much beefsteak的回答。故本题答案为B。

【正确答案】 C

【答案解析】[考点] 推断题
[解析] 从整个对话中可知道他们需要买的食物有绿色沙拉、牛排和一些土豆。故本题答案为C。