fixed a metal box with buttons __18__ the seat，and said，"Is there anything better than this oven when you feel __19__ on your way？I can give you a special discount. "I was not strong enough to __20__ the offer.

　　"I congratulate you once more；this is the best thing you could have done，"said Mr. Johnson in the end.

　　1. A. adult B. human C. consumer D bachelor

　　答案　C

　　解析　考查名词辨析。根据本句中的consuming和下句中的consumer society可知，答案为C。consumer society意为"消费社会"。A项意为"成人"，B项意为"人类"，D项意为"单身"，都与语境和文章主题不符。

　　2. A. eventually B. immediately

　　C. reluctantly D. gratefully

　　答案　B

　　解析　考查副词辨析。根据本句中的hurried并结合语境可知，我立即赶到附近的自行车商店，B项意为"立即"，符合语境；A项意为"最后，终于"，C项意为"不情愿地"，D项意为"感激地"，都与语境不符。

　　3. A. Although B. Because C. As D. Unless

　　答案　C

解析　考查连词辨析。根据语境可知，当老板在卖自行车给我