放置宫内节育器术后注意事项为
A．避免重体力劳动一周
B．术后休息二天
C．术后四周内禁性生活
D．术后三周禁性生活
E．术后休息一天
参考答案：B
He accidentally _____ he had quarreled with his wife and that he hadn’t been home for a couple of weeks.
A．worked out
B．made sure
C．led to
D．let out
风湿病的病变可分为（），（）和纤维化期3期。
