题干
–Peter, I’d like to have a talk with you tonight.
– ______. Have what with me?
– ______. Have what with me?
A：You’re welcome.
B：Thanks.
C：Yes, please.
D：Sorry?
答案(点此获取答案解析）
D
形盒
,
构成，其间留有的窄缝处加有高频交变电压
(加速电压)