give advice about specific situations; would be wise to do something . 针对具体情况进行提供建议；采取某种行动是明智之举。 I. EXAMPLES: We’d better buy a computer. 我们最好买台电脑。 You’d better not ask him. 你最好别问他。 You had best accept his success. 你最好接受他的成功。 You had best set out early. 你最好早点出发。 II. DIALOGUES: A: I heard the temperature is going to drop dramatically tonight. A: 我听说今晚气温会大幅下降。 B: Really? B: 真的吗？ A: Yes, so you’d better dress warmly before you go out. A: 是的，所以你出门前最好穿暖和点。 B: I will. Thanks for telling me. B: 我会的。谢谢你告诉我。 A: You’re welcome. I wouldn’t want you to catch a cold. A: 不客气。我可不想你感冒。 B: Thanks for your concern. I don’t want to get sick either. B: 感谢你的关心。我也不想生病。