【简答题】If Joe’s wife won’t go to the party, __________. A.he will either B.neither will he C.he neither will D.either he will
【判断题】在隔室模型判定中,当两种模型的残差平方和值很接近时,AIC判据能得到更合理的判断。
【简答题】如图 所示电路中,已知电阻 R = 6 Ω ,感抗 X L = 8 Ω ,电源端电压的有效值 U S = 220V 。求电路中电流的有效值 I 。
【简答题】Effect of topography on distribution of salinized soil.
【单选题】维生素B 12 缺乏导致的神经系统变性疾病,病变主要累及脊髓后索、侧索及周围神经。临床表现双下肢深感觉缺失,感觉性共济失调,痉挛性截瘫及周围性神经病变等。描述的疾病是().
【单选题】常见的相机根据不同取景方式可以分为三类:单反相机、单电相机、
【单选题】患者男性,56岁,因“无明显诱因右手麻木3年,左手、左前臂及双脚麻木4个月”来诊。患者走路不稳,如踩棉花样,可完成指鼻试验。既往史:4年前行胃大部切除术。查体:腱反射减退,双髂骨以下音叉振动觉减退,跟膝胫试验欠稳准,Romberg征阳性。实验室检查:维生素B 12 23.6pmol/L(正常范围103~516pmol/L),叶酸3.74μg/L(正常范围5~16μg/L)。诊断:脊髓亚急性联合变性...
【单选题】Your brother promised to help me and ______the next day.
A.
neither he did and neither did you
B.
so he did and so did you
C.
neither did he and neither you did
D.
so did he and so did you