根据句意及首字母提示填写单词,使句子意思完整。 1. Mr. Wang is very r________. He has quite a lot of money. 2. Kangkang is feeling truly sad. He f________ the English exam. 3. It's my dream to l________ on the moon one day. 4. Shanghai is in the e________ of China. It's a beautiful city. 5. I'm a s________ here. Can you tell me the way to the railway station?