had better后接不带to的不定式，表示现在或将来的概念had better do sth。 had better（用于建议、警告、威胁、发表意见等）最好 had better用法 (1) had be...
oud better not后面直接加“动词原形”。youd better not是you had better not的缩写，而had better（not）do sth是固定搭配，意思是你最好（不要）做某事，故...
Youd better后加动词的原型。 意思是你最好...（等于you had better）。 例句 Youd better get cleaned up. 你最好去梳洗一下。 Youd better move smartish...
better not后面直接加动词原形，也就是不带to的不定式。 例句Youd better not do that again. 你最好别再这样做了。 Youd better not talk! 你最好别说话...
had better是固定词组，相当于一个情态动词，用来表示一种建议和劝告，意思是“最好……”、“还是……好”。 例句 You had better go to Singapore. 你最好去新加...
youd better完全形式是you had better,后面直接加动词原形，也就是不带to的不定式,构成you had better do sth.句型。意思是你最好做某事。 例如; You had be...
youud better完全形式是 You had better，had better do sth 最好做某事； 例句; You had better not go. 你最好别去。 You had better own up. 你还是招...
