果蔬干制分为()和()
参考答案:自然干制;人工干制
All my friends came to my party ________ Tom. He was ill at home.
A.beside
B.besides
C.except
D.with
有先兆的偏头痛每次发作一般持续(未经治疗或治疗无效者)()
A.4~72小时
B.3~5天
C.1~3分钟
D.1~3小时
E.4~72分钟