i guess you are in nursing program right?! E/ V% Y: m5 p( f4 G3 [
do not use translator. some of them do not make sense./ \, c# M; Y5 n+ ?
try to use english "answer" website. it might help $ W1 e0 {/ l2 I- G/ [8 i- s4 a# vi have one but i never use it. well, leave me messages on "duan xiao xi'