题目内容
4.被某人发明 _________________________
5.在我们日常生活中 _________________________
6.小发明 _________________________
4. be invented by sb.
5. in our daily lives
6. small inventions
练习册系列答案
相关题目
题目内容
4.被某人发明 _________________________
5.在我们日常生活中 _________________________
6.小发明 _________________________
4. be invented by sb.
5. in our daily lives
6. small inventions