_______(不幸地),theyhadnomoneyfortheirmother'smedicaltreatment.
句子翻译：警方正忙于查明事故的原因
Doyouknow________?
-Thiskindofsportsisexciting.
-Yes,butit'sdangerous.Onecan'tdoit_______heorshehasgotsometraining.
Ladiesorgentlemen,whetheryoungorold,_______somemoneyofyourstothepoorpeopleinthemountainareawhoaresuffering.
MrHuang____toKunming.He’llcomebackintwoweeks.