1. ming xin [pian;pian]   parcel   radio   post office   postcard   Hint Half-n-half Clue   2. xin wen   computer   news   radio   printer   Half-n-half Clue   3. hua tong   advertisement   video   microphone   postcard   Half-n-half Clue   4. ji suan ji   news   letter   computer   post office   Half-n-half Clue   5. [chuan;zhuan] xun zhe ，xin shi ，su [du;duo] gang wei   radio   post office   parcel   courier, messenger, speed post   Half-n-half Clue   6. xin jian   letter   television   telephone   post office   Half-n-half Clue   7. lu yin ji   advertisement   tape recorder   news   telefax, fax   Half-n-half Clue