在发生人感染H7N9禽流感确诊病例的县(区)内，应当在病例确诊后开展为期()的强化监测
A、3天D
暂无解析
Wepromisethatwe’llmeetagainafterwe_______ourcollegeeducationinthreeyears’time.
Ifanearthquakeoccurred，someoftheone-storeyhouses________.
Newdriversarefarmore________tohaveaccidentsthanexperienceddrivers.
句子写作：Thepianoplayerbegantosingloudly.
句子写作：Suchanattitudewouldemphasizethevalueoflife.
