1.为了保持句子平衡或使上下文衔接紧密,有时可将状语或表语置于句首,句中主语和谓语完全倒装,不需要为了倒装而倒装
2.表示地点的介词词组位于句首,谓语动词是表示“存在”之意的be, lie, stand, exist等句子中.
South of the lake lies a big supermarket. 湖泊的南边是一个大超市
3.简单又明了改为： As is vividly shown in the picture,a student is doing homework diligently in the classroom.