-Whatwouldyouliketodrink,teaorjuice?
-_______isOK.Theyarebothmyfavourite.
责任产生于()
---HowwasyourvacationinShanghai?
---Oh,__________,Ican’tstandit.Thereweretoomanypeopleandtheweatherwastoohot.
将含氧元素64%的5克CO和CO2的混合气体通过足量灼热CuO后，再使气体通入足量澄清石灰水中，可生成白色的沉淀的质量为（）
---Excuseme!Couldyoutellme____________?
---Sure.Gostraightandturnright.It’sdownBridgeStreetonyourleft.
