— I left my handbag on the train, but luckily someone gave it to a railway official.

— How unbelievable to get it back! I mean, someone _____ it. [ ]

A. will have stolen

B. might have stolen

C. should have stolen

D. must have stolen

张某，30岁，已婚，自述白带增多，外阴瘙痒伴灼热感3周。检查： * * 黏膜充血，有散在红色斑点，白带呈黄色泡沫状，质稀薄，有腥臭味。

应告知该患者此病治愈的标准为( )

A．无自觉症状，白带量不多

B．再次月经后复查白带阴性

C．1个疗程后复查白带阴性

D．在2次月经后复查白带连续2次阴性．

E．在每次月经后复查白带连续3次