单词拼写（共10小题，每小题1分，满分10）
根据下列各句句意和空白之后的汉语提示词，在答题卡指定区域的横线上写出对应单词的正确形式，每空只写一词。
1. I’ve never lived ________(在国外) before.
2. The novel is _______(以…为基础) on a true story,
3. I think _______(生物) is very easy to learn.
4. He _______(承认) that mistakes had been made.
5. He _______(埋藏) his face in his hands and wept.
6. We ________(庆祝) our National Day every year.
7. That happened a _______(世纪) ago.
8. The football match was _________(播送) live across Europe.
9. We made a _________(化学的) experiment in the science class.
10. He tried his best to speak without an _________(口音)