1. half-yearly   mei nian liang ci   dong tian   ban nian   mei zhou   Hint Half-n-half Clue   2. weekly   mei zhou   dong tian   ji [du;duo]   chun tian   Half-n-half Clue   3. biannual   mei nian liang ci   ji [du;duo]   [chu;chu] suo   ban nian   Half-n-half Clue   4. monsoon   mei nian   ji feng   ban nian   qiu tian ，qiu tian   Half-n-half Clue   5. monthly   chun tian   mei zhou   mei ri   yue [du;duo]   Half-n-half Clue   6. quarter   [chu;chu] suo   yue [du;duo]   mei nian   mei zhou   Half-n-half Clue   7. daily   ban nian   mei ri   liang xing [ji;qi]   ji [du;duo]   Half-n-half Clue