染了艾滋病病毒的妇女应避免怀孕和哺乳。
参考答案：对
—Do you like your new diet?
—Yes, I do. ______ I don't eat them any more. [ ]
A. So
B. And
C. But
D. Because
在目前为止，微型计算机经历的几个阶段
A．8
B．7
C．6
D．5
