根据句意及首字母的提示,补全单词。 1. He is 12 years old. He can make his own d 2. When he was young, he got t_____ a hard time living in the countryside. 3. Please do your homework as c_____ as possible. 4. His parents said they would help him to change his a_____ to study. 5. She always feels s ___ . She should go to see a doctor.