Usually a child’s behavior is a ________of his family environment.

The mayor of Zhuanghe City was ordered to resign because of his refusal to ________ when more than 1000 villagers got down on their knees before the city government office building, begging for his help.

Though the impressionists’ paintings were not popular when they first appeared, they are now accepted as the beginning of ______ we call “modern art”

Have you finished doing the work____——Not____.

填入下面横线上的句子，与上句衔接最恰当的一组是（ ）公安干警及时赶赴现场侦察，中午12时，