问题补充：
A —— salesgirl B —— customer
A: Good afternoon, can I help you?
B: Yes, 【小题1】I’m looking for/want/need/’d like a pair of sports shoes. .
A: We have different kinds of sports shoes. They’re all in style. What color would you like?
B: I prefer blue.
A: 【小题2】What size would you like/do you want/need/wear/What’s the size (of your sports shoes)? ?
B: Size 40.
A: What do you think of this pair?
B: Great! 【小题3】Can/May I try them on? ?
A: Certainly. This way, please.
B: Oh, they fit me very well. 【小题4】How much are they/What’s the price of them??
A: 500 Yuan.
B: 【小题5】(I think)They are too expensive/dear. . I can’t afford.
A: Well, I’ll give you a 20% discount.
B: OK. I’ll take them.
答案：
解析：
【小题1】根据下文We have different kinds of sports shoes.我们有各种各样的鞋。可知上文的意思是我要买鞋。
【小题2】根据答语，四十码。可知上文问的是鞋的号码。
【小题3】根据下文，当然了，请这边走。及下文描述，可知我要试试这双鞋。
【小题4】根据的答语，500元，可知上文问的是价格。
【小题5】根据下文I can’t afford.我买不起，可知前文意思是鞋太贵。
