A: Who ____ (stop) to look at the flower yesterday?
B:My sister.
“千年中国看西安,百年中国看上海”,上海见证了百年中国的沧桑岁月,下列发生在上海的有( )
①中华民国建立
②新文化运动兴起
③五四运动的发展
④***的成立
⑤八一三事变
⑥建立商务印书馆
—How long ________they_________?—Sorry, I don't know. But I know that Mr. Chen is going to _______a nurse next month.
下列哪项是保护生物多样性的根本措施( )