A:冷战格局还没有结束
B:恐怖主义是世界和平与发展的主要障碍
C:和平与发展仍是当今时代的主题
D:当今世界的主要问题是金融危机问题
____
—I don't like to use QQ to communicate with my classmates. What about you, Maria?
—I don't, _______.
—Is that ______ hat?
—No, it's not______. It's______.