Mike, can you tell us something about our new teacher– Oh, sorry. I know nothing because I _____________ him before.

下列加点词与现代汉语意义最接近的一项是（ ）

In this hotel, we have two rooms to live in, but we can’t decide ______.

I’m flying to Hongkong this weekend. —Wonderful ! _________.

The situation is becoming worse and worse. Troops are ordered to take essential relief supplies to the areas where people are in _________ need of them.