●of ˈcourse1. ( courseinformal) used to emphasize that what you are saying is true or correct（用于强调所说的话真实或正确）当然◆‘Don’t you like my mother?’ ‘Of course I do!’ “难道你不喜欢我母亲？”“当然喜欢！”◆‘Will you be there?’ ‘Course I will.’ “你会去那里吗？”“当然会去。”2. ( courseinformal) used as a polite way of giving sb permission to do sth（用于客气地同意某人做某事）当然可以，请便◆‘Can I come, too?’ ‘Course you can.’ “我也可以来吗？”“当然可以。”◆‘Can I have one of those pens?’ ‘Of course — help yourself.’ “那些笔我能拿一支吗？”“当然，请便。”3.used as a polite way of agreeing with what sb has just said（用于礼貌地同意某人刚说的话）是的◆‘I did all I could to help.’ ‘Of course,’ he murmured gently. “我尽全力帮忙了。”“没错。”他轻声低语道。4.used to show that what you are saying is not surprising or is generally known or accepted（表示所说的事不令人惊讶或尽人皆知）那自然◆Ben, of course, was the last to arrive. 本自然是最后一个到的。◆Of course, there are other ways of doing this. 当然还有别的方法做这件事。