answer意思是回復、答案。
answer作可數名詞意為回復、答案、解決辦法；作不可數名詞意為接(電話)、應(門)、應答。常用短語in answer to響應，作為回應，相當於in response to；answer a question回答問題，及物用法，接賓語；不及物用法單獨使用，不接賓語。answer用作動詞的基本意思是“回答，答復”，可以用言語回答，也可以用文字回答，視賓語的不同可靈活翻譯。
answer例句：
1、If you can't answer the question, leave a blank.如果答不上來就空著。
2、My mind/memory was a (complete) blank.I couldn't think of a single answer.我頭腦記憶裏(完全)是壹片空白，連壹個答案也想不出。
3、The answer he gave was quite surprising.他的回答出人意外。
4、Have you had an answer to your letter?妳那封信有回音了沒有？
5、I rang the bell but there was no answer.我按了鈴，卻沒有人應門。
6、This could be the answer to all our problems.這或許就是我們全部問題的解決辦法。
7、Who knows the answer to this question?誰知道這個問題的答案？
8、The doctor came at once in answer to my phone call.醫生壹接到我的電話立刻就來了。
9、That could easily be the answer we're looking for.那可能就是我們正在尋找的辦法。
10、Think carefully before you answer.先仔細想壹想再回答。