It was at 12 o’clock _________ they came home fromschool

下列各句与“门前冷落鞍马稀，老大嫁作商人妇”所用修辞手法相同的一项是

With a travelling speed of up to 350 kilometres per hour, the railway to be built between Beijing and Shanghai _______ the journey time from 12 hours to 5 hours

It’s not __________ book. __________ is on the desk.

_____no doubt that someone _____ the wooden box containing the most precious treasures fromthe carrier under the cover of darkness [ ]