There / used / be / a factory / town centre / but/ it / move/ the/ suburbs/. ...................................................................................................................... You/ must / learn / about / road safety/ before/ riding/ your/ bike/ road/. ................................................................................................................................

There / used / be / a factory / town centre / but/ it / move/ the/ suburbs/.=>...There used to be a factory in the town centre but now it moves to the subrbs...................................................................................................................

You/ must / learn / about / road safety/ before/ riding/ your/ bike/ road/. .=> .You must learn about road safety before riding your bike on the road..............................................................................................................................