1. qiu tian ，qiu tian   fortnight   autumn, fall   week   monthly   Hint Half-n-half Clue   2. yue [du;duo]   spring   biannual   daily   monthly   Half-n-half Clue   3. ji feng   monsoon   summer   week   daily   Half-n-half Clue   4. [chu;chu] suo   weekly   summer   quarter   quarterly   Half-n-half Clue   5. xia tian   summer   spring   week   annual   Half-n-half Clue   6. xing [ji;qi]   monsoon   biannual   week   autumn, fall   Half-n-half Clue   7. ji [du;duo]   fortnight   summer   winter   quarterly   Half-n-half Clue