一般情况下,会阴部手术后的拆线时间是
A.4~5天
B.6~7天
C.8~9天
D.10~12天
E.13~14天
参考答案:B
晶体三极管的发射结处于正向偏置时,三极管就导通。
— Didn't you have a good time at the party?
— Of course I did. As a matter of fact, I had such fun that time seemed to _____ so quickly. [ ]
A. go by
B. go away
C. go out
D. go over