197.
M: How did you find your job? Was it advertised in the paper?
W: No. I searched and searched in the paper for months without finding anything. Then a friend told me about this job. So I applied for it and got it.
M: You are lucky.
答案解析：
正確答案為A。根據Then a friend told me about this job. So I applied for it and got it.然后一個朋友告訴我這份工作機會，我去應聘然后就得到了這份工作。可知，女子是從朋友那里得知的這份工作機會，因此A項正確。B，在報紙上看到招聘廣告，對話中表明并不是在報紙上得知，排除。C，在電視訪談中聽到的，對話未涉及，排除。

198.
M: Emmy is really enthusiastic about her ballet class, isn't she?
W: Yes, she used to take lessons only one day a week, but now she goes every other day after school.
答案解析：
正確答案為C。根據but now she goes every other day after school.可是現在每隔一天，她放學后就會去上芭蕾課。可知，艾美每隔一天去上一次芭蕾課，因此C項正確。