小题1:C

小题2:C

小题3:B

小题4:A

小题5:C

题目分析：本文叙述了三个广告，各个广告分别叙述了它们的类别，做的什么内容的广告。并且给出了各自的联系方式。

小题1:细节理解题。根据I am kind-hearted, hard-working and healthy, and would like part-time weekend work offering putonghua lessons to foreign friends. 可知可以提供普通话的课程，故选C。

小题2:细节理解题。根据312.9 sqm garden.可知故选C。

小题3:细节理解题。根据Cherry, 24, a shining girl, good at oral English and putonghua. Now I am working at an international trade (国际贸易) company in Guangzhou.可知Cherry在广州工作，故选B。

小题4:细节理解题。根据Price: 18 yuan (ticket), 50 yuan／hour on weekdays and 70 yuan／hour at weekends,周末的价格比平时工作日的价格高，故选A。

小题5:细节理解题。根据18 yuan (ticket)及120 yuan／four hours on weekdays，所以18+120=138，故选C。