“独在异乡为异客，每逢佳节倍思亲。遥知兄弟登高处，遍插茱萸少一人。”这首诗反映的中国传统佳节是（ ）
修改病句。
①六月的鸟岛是一年中最美丽的时候。
②小亮和小明商量好，中午他喊他一起上学。
③新开张的商店门口张贴着广告：“欢迎新老客户光临。”
④2008年8月13日中午，中国和美国的女子体操队争夺团体冠亚军。
选择合适的句子，补全对话。（有两项是多余的）
A. What did you do yesterday?
B. Where did you go yesterday?
C. How many children were there at the party?
D. Yes, he did.
E. Why did you visit Mike?
F. No, they weren't.
G. How many children are there at the party?
A:Hello, Liu Yun. ____
B:I visited Mike.
A:____
B:Because it was his birthday yesterday.
A:Did he have a birthday party?
B:____
B:There were fifteen children at the party.
A:Were Mike's parents at home?
在其定义域内的一个子区间(k－1，k＋1)内不是单调函数，则实数k的取值范围是( )