如图,电源电压4V ,R1=R2=4 Ω,R3=2 Ω。电流表A1、A2、A3的示数分别是多少?
1A,2A,4A
--- How cool the iPhone5 is !
---In our shop it_____ very well now. Get one before it________out.
A. sells; sells
B.sells; is sold
C.is sold; is sold
D.is sold; sells
除面神经麻痹外,周围性面瘫还见于()
A.格林-巴利综合症
B.乳突炎
C.听神经瘤
D.中耳炎
E.以上都对