患者葡萄胎清宫术后，指导随访时间应该为( )
A．1个月B．3个月C．半年D．1年E．2年以上
参考答案：E
--- ______ I call him back since you are in such poor health?
--- No, you needn’t. I’d rather he ______ disturbed.
A． May; shouldn’t be
B． Shall; weren’t
C． Should; hadn’t been
D． Shall; wasn’t
品字形导坑先拱后墙法适用于( )类围岩石质道路隧道施工。
A．Ⅲ～Ⅰ B．Ⅳ～ⅡC．Ⅴ～Ⅲ D．Ⅵ～Ⅲ
