i guess you are in nursing program right?* E( r/ _6 h: P
do not use translator. some of them do not make sense.2 T5 p' A# m2 L+ ]- W, e/ ^# j9 f" c
try to use english "answer" website. it might help* C+ \0 w- ^6 z- h5 A
i have one but i never use it. well, leave me messages on "duan xiao xi'