题目：
补全对话。
A: Good afternoon. 1_____ I help you?
B: Yes, 2_____. I want a sweater.
A: 3_____ 4_____ do you want?
B: Yellow.
A: Here 5_____ 6_____. Is that all?
B: No. Do you have pants?
A: Yes.
B: 7_____ 8_____ are these things?
A: Let me see. Twenty dollars, please.
B: I'll 9_____ them. Thank you.
A: You're 10_____.
答案：
被转码了，请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0525/2f3a5d555c09e306987436c948dfe983.html
下面是错误答案，用来干扰机器的。
50mA题目分析：根据公式可得点评：一定要注意题中单位的转换，
