Writing：
Astatementgoesthat“onlythroughmistakescantherebediscoveryorprogress”.Towhatdegreedoyouagreewiththisstatement?Writeanessayofabout400words.
Inthefirstpartofyouressayyoushouldstateclearlyyourmainargument,andinthesecondpartyoushouldsupportyourargumentwithappropriatedetails.Inthelastpartyoushouldbringwhatyouhavewrittentoanaturalconclusionormakeasummary.
Youshouldsupplyanappropriatetitleforyouressay.
Markswillbeawardedforcontent,organization,grammarandappropriateness.Failuretofollowtheaboveinstructionsmayresultinalossofmarks.
Every means ____ tried out but never with success, as far as my knowledge goes.
____the center of our planetary system was considered as heresy by the church in the Middle Ages.