有机物A的分子式为C6H12O2,在一定条件下发生如下转化关系,且D和E都不能发生银镜反应,由此推断A的可能结构有:
I’m sure that your letter will get______ attention. They know you’re waiting for the reply.
All the dishes in this menu, ______ otherwise stated, will serve two to three people.
The children loved their day trip, and they enjoyed the horse ride ______.
Progress______ so far very good and we are sure that the work will be finished on time.
Charles was alone at home, with_______ looking after him.