i guess you are in nursing program right?$ Q& G4 p. Y1 C7 T3 p
do not use translator. some of them do not make sense. 8 x) T3 k! F `4 ctry to use english "answer" website. it might help ; {/ [! \. O" z" s% b5 Hi have one but i never use it. well, leave me messages on "duan xiao xi'