i guess you are in nursing program right? 4 ?+ e5 \0 X# y- M) W9 Sdo not use translator. some of them do not make sense./ w2 @0 M5 }- H- h( [* g5 k5 P, j
try to use english "answer" website. it might help2 }8 I5 O9 s3 k/ p# \" K
i have one but i never use it. well, leave me messages on "duan xiao xi'