$Tudy~!

Pls.. someone help me I don't understand Science ... Have  Sister But  She Do She Work ! erhhh! I ask She But She Say... ' SENYAP BLEHY X !?'  Is that  Kind sister !? erhhh....!!! Exam is Comming Around the Corner! O.M.G!!! I HOPE I CAN GET A for the subject Science... Pls.. Pray For me... em.....