【正确答案】 A

【答案解析】[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。
[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 ! buy some potatoes?

【正确答案】 B

【答案解析】[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】[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。