用于运输和敷设电缆的多功能工具车，称为元宝车。

下列词语中，各对加点字的读音都不相同的一项是(      )

A．复辟/媲美翩跹/乔迁 款识/残羹冷炙

B．缔造/真谛烙印/络绎贫瘠/声名狼藉

C．绯闻/斐然空旷/粗犷 筵席/偃旗息鼓

D．伺机/后嗣揶揄/龋齿倜傥/痛哭流涕

Wang Lin failed to be admitted by Hong Kong University last year, and only then _______ the importance of English.

A．he finally realized

B．he had realized

C．did he realize

D．had he realized

Mary is going ____ December and she's staying ____ a week. [ ]

A. on, for

B. in, for

C. at, for

D. at, in

弗洛依德研究的本能主要有两种，一种是（）的本能，另一种是（）的本能。

引种单位、个人或其代理人应在植物繁殖材料进境前7日持必要的证单向指定的检验检疫机构报检。