Ⅰ. 根据句意及首字母或汉语提示完成单词（10分）
1. Chinese people often shake hands in g________.
2. We should f_______ others’ mistakes.
3. When we learn a foreign language, we learn not only words but also c________.
4. The food was delicious, so the children _______ it（吃光）.
5.__________（一……就……）I arrived at school, I told him the news.
