A、Sixteen below zero. B、Six below zero. C、Sixteen above zero. D、Six above zero. B数字判断题 对话中提到当天早上最高气温为零下6度，下午温度会稍高一点。

M: Excuse me. I’m a stranger here and have lost my way. Could you tell me where Tread Hall is?
W: Oh, just walk down this road, take the first turning on the left. Then walk four blocks and you’ll see a 20-storey building. The Tread Hall is just next to it.
Q: Where is the Tread Hall?

M: Did you hear the weather forecast this morning?
W: Yes. It said partly cloudy today, with a strong wind from the northwest. The highest temperature will be six below zero, at least in the morning. But in the afternoon it will rise a little bit.
Q: What is the highest temperature in the morning?