The plane is flying in the sky.The plane is flying_____.A.in the skyB.in the airC.in spaceD.in sky正确答案是A,为什么?B不可以吗?

The plane is flying _______ the cloud the plane is flying（ ）our heads The plane is flying above the roofs of the sky The plane is flying above the bridge.哪里错了? a plane is flying above the ___of the city.(roof) the plane is flying above the___ (roof) of the city London,the,to ,is ,plane,flying连词成句 介词填空The plane is flying __the river. a plane is flying the clouds.【填under 或below】 The plane was flying high.. 用适当的介词或副词填空.The plane is flying ____ the bridge. the plane is flying the clouds是“above还是“over?RT还有,为什么? A plane is flying ————the bridge.填上合适的介词 Taking a plane is like a bird [flying]in the sky正确形式填空 倒装句----the plane.A.flew away B/Away flewC.Away flyingD.Is flying There is a plane ( ) over the bredge.A.fiy B.flies C.flying The plane is flying high in the sky 是什么结构,是S+V+OC么The plane is flying high in the sky 是什么结构,是S+V+OC么 Fred is afraid of flying.He ____(feel)anxious before he gets on the plane说明原因