All right.与That's all right.都是英语口语中常用的应答语,其主要用法如下： 一、All right. 应用平台 1. 作对方建议或劝告的应答语.例如： —Let's go and ask him. 咱们去问他吧. —All right. 好的. —Shall we go home? 我们回家好吗? —All right. 好的. —You'd better not smoke. 你最好不要抽烟. —All right. 好的. 2. 作对方想法或请求的应答语.例如： —I think it is green. 我认为它是绿色. —All right. 对. —Pass her a piece of paper,please. 请递给她一张纸. —All right. 好的. —Can I put my bag here? 我把书包放在这儿行吗? —All right. 行. —Will you please say that again? 你再说一遍好吗? —All right. 好的. 二、That's all right.应用平台 1. 作对方抱歉的礼貌应答语.例如： —I'm sorry, I can't go there with you. 对不起,我不能同你一起去. —That's all right. 没关系. 2. 作对方感谢的应答语.例如： —Thank you very much for your help. 非常感谢你的帮助. —That's all right. 别客气.