funny classroom joke

A secondary school teacher came to klass n tought the student dat the place where muslims worship is called a mosque.he highligted it n told dem nt 2 forget.3 days later,he came 2 klass n asked d same question,nobody in d class of hundred raised dere hand 2 answer d question,xcept shehu.The teacher then asked shehu 2 knock every ones head in d class b4 he said d answer.After knocking d 100 students in d class,d teacher den asked him 2 say d answer.aaahhh"" musalachi'",he said.d teacher den asked all d students he knocked 2 knock him back. shehu nw has a gallopy head nt even d best artificial surgeon cn help him