while___(cross)the street,you must be careful

while___(cross)the street,you must be careful Cross the cross the e_____to cross the river by boatIt's e_____to cross the river by boat急急急! Don’t( )the road when the traffic light is red.It’s( )A.cross;dangerousB.cross;safeC.a cross;dangerD.a cross;safe Let's cross the bridge when we come to It's d_______ to cross the street suddenly.(P80) Let ’s cross the road改 否定句 It's e_____to cross the river by boat急!It's e_____to cross the river by boat急! let's cross fire cross one 's mind cross the river造句 dont cross the Cross the Line 歌词 i would cross the Bear The Cross 歌词 lt's good to help old people cross the road.对lt's good to help old people cross the road. it's right () （） （）help the old people cross the road.快