回乳可选用下列哪一药物：
A．炔诺酮
B．己烯雌酚
C．黄体酮
D．甲睾酮
E．苯丙酸诺龙
参考答案：B
—I’m sorry. I ___________ at you yesterday.
— Forget it. I was also a bit out of control myself then.
A．shouldn’t shout
B．mustn’t shout
C．shouldn’t have shouted
D．mustn’t have shouted
盾构在超小半径曲线施工中，如何调节交接密封，有什么作用？
