根据句蒽及所给单词的首宇母填空。. |
1. Do you wonder about the cause of their e_____? 2. Qingdao is in the e_____ part of China. 3. The two countries have different o_____ upon who owns this island. 4. The magic coin d_____ when he put away the cover. 5. The poisonous c_____ are very dangerous |