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