對于有免疫缺陷或免疫抑制患者輸輻照紅細胞的作用是
A、防止移植物抗宿主病A
暫無解析
Whilecrossingthemountainarea,allthemencarriedgunslestthey______bywildanimals.
重寫句子：Theteacherreturnedthehomework.Theteachernoticedtheerror.(complexsentence)
Hertalentandexperience______hertotherespectofhercolleagues.
Aftermonthsofvoyage,Columbusarrivedin______laterprovedtobeanewcontinent.
Whataretheparagraphqualities?
