【题目】How much more does Lucas need for the cellphone?
A. $300. B. $500. C. $800.
在线课程【答案】A
【解析】
W:Lucas, have you bought the cellphone you always want?
M:No. I have $500 now, but the phone costs $800. My boss said he would give me a rise next month.
此为听力题，解析略