Ⅰ. 根据句意及首字母提示完成单词（10分）
1. —Where can I buy a good d_______ camera?
—You can go to the supermarket.
2. Apple computers may cost more than o_______ computers.
3. The telephone is a wonderful i_______.
4. The a_______ of this coat is that you needn’t clean it.
5. David is badly ill, so his brother will r_______ him as the football player in the coming match.
