经常用孕激素类药物的症状是
A．老年 * * 炎
B．晚期乳腺癌
C．子宫内膜异位症
D．再生障碍性贫血
E．绝经期综合症
参考答案：C
根据句意及汉语提示用所给词的适当形式填空。（5分）
小题1:Get up and go to bed early are good _______ (习惯).
小题2:Michael thinks walking is a good way to relax _______(他自己).
小题3:He isn’t at school now. _______ (或许) he is at home.
小题4:It is doctors’ duty to _______ (拯救) the patients.
小题5:We should sleep _______ _______ (至少) 8 hours every day.
滚轮移动式铸铁机生产能力为（）吨/昼夜台。
A.800
B.600
C.700
