快速答案
atender 表示接待、处理或提供服务；responder 表示回答。
可靠的方法是先判断这个词在句子里的功能，再翻译。
每个词的作用
atender
to answer, serve, or attend to
Use atender for answering a phone or door, serving a customer, or meeting a request or need.
responder
to answer or reply
Use responder for giving an answer to a question, message, accusation, or person.
如何选择
- atender: Choose atender if the sentence points to answering a phone or door, serving a customer, or meeting a request or need.
- responder: Choose responder if the sentence points to giving an answer to a question, message, accusation, or person.
例句
O médico atendeu o paciente.
The doctor saw the patient.
Respondi à mensagem ontem.
I replied to the message yesterday.
常见误区
You atende o telefone but responde a uma pergunta. With people, atender often means serve or assist, not merely answer them.
放到语境中练习
从你的真实生活中选一个句子，写两遍：一次用 atender，一次用 responder。如果两个版本都可以，说明意思怎样变化。