人工流产术前应详细询问()
A.遗传病史
B.家族史
C.孕产史
D.月经史
E.避孕史
参考答案:C, D, E
Michael never dreamt of ___ for him to be sent abroad very soon.
A.being a chance
B.there’s a chance
C.there to be a chance
D.there being a chance
以80x86为CPU的PC机,在实地址工作方式下,其中断向量长度为______。
A.8个字节
B.4个字节
C.2个字节
D.1个字节