示指化脓性区直肌腱炎若不及时治疗,易发生()
A.示指指骨坏死
B.示指伸肌肌腱坏死
C.桡侧、尺侧滑囊
D.示指屈肌肌腱坏死
E.脓性指头炎
参考答案:D
I asked my boss for a month’s holiday and, ______, she agreed.
A.believing or not
B.that is to say
C.believe it or not
D.to believe it or not
有线电视系统中,分配器的空余端和最后一个分支器的主输出器需终接()负载。
A.55Ω
B.65Ω
C.75Ω
D.85Ω