根据句意及所给单词的首字母提示填空。1. Nothing is i if you
题型：填空题
问题：
| 根据句意及所给单词的首字母提示填空。 |
| 1. Nothing is i if you put your heart into it. 2. There are many c differences between eastern and western countries. 3. Every year Tibet attracts thousands of t . 4. I have visited many beautiful cities, i Changsha. 5. I can't imagine how the a Chinese built the Great Wall. |