Earthquakeshappenwithoutwarning(前兆).Theycanhappenanytim...
问题详情：Earthquakeshappenwithoutwarning(前兆)canhappenanytimeofaday，atanypointduringtheanearthquakeishappening，youshouldknowwhatyoushoulddoornotdo.DoNOTgocouldgetinjuredfromfallingglassorpartsofyouareou...