i guess you are in nursing program right?2 b* ~* c: K! ~0 B; |7 K. `2 ?7 d3 F
do not use translator. some of them do not make sense. 6 X/ c4 g$ l2 g8 `try to use english "answer" website. it might help( S2 P! v) j4 t' q. o; V
i have one but i never use it. well, leave me messages on "duan xiao xi'