How long _______ in Shanghai?—I will be there attending a conference and giving a speech, which will take about 3 days

Tony, ________ are you in such a hurry?– The meeting will start soon. I don’t want to belate.

I have ________ aunt and ________ uncle.

Do you know what time your uncle Dazhou tomorrow—At 2∶00 p.m.. I will meet him when he at the airport.

下列加横线字词的解释完全正确的一项是