用所给单词的适当形式填空。
1. We must speak English _____________. (good)
2. My son is a ______________ (carelessly) boy. He often makes some mistakes. (错误)
3. My ruler is too short. Can you lend me a ___________ (long) one?
4. Her mother ______________ (wash) her clothes now.
5. No one wants _______________ (speak) English badly.