Excuse me, could you tell me _______––Sorry, I don’t know. I’m new here, too.

Have you heard that Susan has been appointed Director of the Engineering Department?— After working so hard for so many years, ____. [ ]

The price of meat has increased greatly recently.In my opinion, it should remain ______, or peoplewill not be able to afford it. [ ]

It’s more than half a century _____ my grandfather joined the Party and became a servant to the people

下列各句中，没有语病、句意明确的一项是 （ ）