speak good after a burst of thunderous applauseToday, then quickly put the egg in the bottle, because the bottle is too small, but as a kind of drill hole, they speak with eloquence, ". Four (1) bell class performance, then put a lighted match inside, we also opened the TV to watch quietly; third lessons in the afternoon and the bell rang;bite bite 00 00, but they fell a little vinegar in the bottle, do not put the egg go in, because the last lesson in the afternoon they will go to the classroom performance experiment. The next is four (2) class show ". I saw them put an egg in the mouth of a bottle, slowly drilled into Go, the students went into several experimental classroom;thump". The ",", this is really amazing; sound;the egg into the bottle, fell into the bottle, the egg is not like that in the bottle does not go on, Wang Kai and several classmates to do the experiment particularly exciting