在平局决胜局(即抢七局)中,出现双方运动员交换场地继续比赛,则是()
A、每六分后
B、双方运动员得分为奇数
C、双方运动员得分为偶数
D、主裁判要求
参考答案:A
根据句意及汉语提示完成句子
1. He is not a man who____(宽恕)easily.
2. It's said that the pirates buried their____(金银财宝)on this island.
3. He________(欠)to him a favour.
4. She was known to all for her________(体贴).
5. Looking after children requires________(耐心).
6. That's a________(公平)comment.
7. His mother is a________(模范)of industry.
当x=-1时,代数式x2-x+k的值为0,则k的值是( )
A.-2
B.-1
C.0
D.2