题目

In Europe many people died during the Second World War．As a result，at the end of the war there were many orphans（孤儿）there．A man called Hermann Gmeiner wanted to help these children．His idea was simple．He wanted orphans to have a home，and he wanted them to have the care and kindness of parents．Gmeiner asked people to give him some money．With this money he built the first SOS Children's Village at Imst，in Austria．It opened in 1949．This is how the SOS stand for“Save Our Souls（灵魂）”An SOS Children's Village gives help to orphans．   Hermann Gmeiner's idea下列实验操作正确的是A. 倾倒液体 B. 称量固体C. 过滤 D. 检查装置的气密性