1. tape recorder   lu yin ji   xin wen   [chuan;zhuan] xun zhe ，xin shi ，su [du;duo] gang wei   lu ying   Hint Half-n-half Clue   2. post office   dian [chuan;zhuan] ，dian [chuan;zhuan]   you ju   shou yin ji   bao zhi   Half-n-half Clue   3. advertisement   ji suan ji   dian hua   [an;guang] gao   xiao bao   Half-n-half Clue   4. radio   [an;guang] gao   shou yin ji   dian [chuan;zhuan] ，dian [chuan;zhuan]   lu ying   Half-n-half Clue   5. newspaper   xin jian   lu ying   bao zhi   dian shi   Half-n-half Clue   6. television   dian shi   lu ying   [da;da] yin ji   shou yin ji   Half-n-half Clue   7. courier, messenger, speed post   [chuan;zhuan] xun zhe ，xin shi ，su [du;duo] gang wei   [da;da] yin ji   you ju   xin wen   Half-n-half Clue