It's very cold in the mountains.You'd better take your_____.

It's very cold in the mountains.You'd better take your_____.
It's very cold in the mountains.You'd better take your_____.

It's very cold in the mountains.You'd better take your_____.
coat

warm clothes

coat外套
OK？

一幢办公大楼突然着火了，这时正有1245人在里面工作。消防员很快地就赶来了，在他们的帮助下，974人安全地出来了，249人被送到医院，有多少人仍然在大楼里呢？ 剩下22人

coat

COAT!!