向下表的甲物质中逐滴加入相映的乙溶液至过量,反应过程中生成气体或沉淀的质量与加入乙的质量关系,能用下图所示曲线表示的是( )
--- Can you tell me ______ on the Internet? --- OK, mum.
Thousands of houses _______ by the floods in Guangxi last month.
more, and you'll improve your spoken English.
--- I've just got a postcard from my pen friend. --- Let me have a look. Wow.nice card!
--- What is your favourite sport? --- Swimming, I think. It's of all.