关于溶胶凝胶实验制备TiO2的各种问题

MODULE2Unit2ReadastoryStr___longongThisisalion.Heisbig.Heisstrong.toothteethsharpcarHisteetharebigandsharp.=?Hehasbigandsharpteeth.________issharp.______________aresharp.TheknifeThetiger’steethThisisamouse.Heissmall.Hehassmallandsharpteeth.Thelionishungry.Themouseisafraid.netgetCanyouhelpme?Thelionisafraid.MrKing,Don’tworry.I’mheretohelpyou.braveThemouseisonthebranch.Themouseisbrave.Histeetharesharp.Thankyou,Mouse!Thankyou,Mouse!Thelionisnotafraid.Thelionandthemousearehappy.Theyarefriends.Let’schantHi,I’malion.Iambigandstrong.Myteetharebigandsharp.Hello,I’mamouse.Iamsmall.Myteetharesmallandsharp.I’mhungry.I’mafraid.Youarebrave.Thanks.Youaremyfriends.Oh,mygod.Help!Help!Don’tbeafraid.Icanhelpyou.Wearefriends.Wearegoodfriends.Wearehappy.ProverbsAfriendinneedisafriendindeed.患难朋友才是真朋友。Truefriendshiplastsforever.真正的友谊恒久不变。Homework:1.Retellthisstorytoyourfriendsorparents.2.Whatdoyouknowafterthisstory?