1. ji suan ji   postcard   tape recorder   computer   printer   Hint Half-n-half Clue   2. you ju   post office   newspaper   radio   postcard   Half-n-half Clue   3. dian shi   computer   video   courier, messenger, speed post   television   Half-n-half Clue   4. [an;guang] gao   tape recorder   video   newspaper   advertisement   Half-n-half Clue   5. lu ying   microphone   postcard   video   telephone   Half-n-half Clue   6. [chuan;zhuan] xun zhe ，xin shi ，su [du;duo] gang wei   courier, messenger, speed post   television   parcel   letter   Half-n-half Clue   7. xiao bao   radio   newspaper   courier, messenger, speed post   parcel   Half-n-half Clue