问题详情：
词汇；根据句意及首字母提示补全句中所缺单词。
1. He can’t speak because his mouth is f________ of food.
2. The book is finished and ready for p________.
3. T________ is good when there is much buying and selling.
4. I couldn’t understand a s________ word she said!
5. We have to s________ important things while we are away.
【回答】
1. full 2. printing 3. Trade 4. single 5. store
知识点：单词拼写
题型：完成句子
