you’d better后面直接加動詞原形，也就是不帶to的不定式，構(gòu)成you had better do sth句型，意思是你最好做某事。實際上，had better do sth是固定搭配。

you'd better后面加什么形式

you'd better即you had better后面加動詞原型 (即不帶to的不定式)，構(gòu)成you had better do sth.句型。意思是"你最好做某事”。

better英 [?bet?(r)] 美 [?b?t?] ；adj.較好的;更合適的;能力更強的;好轉(zhuǎn)的。

adv.更好地;更;更妥；v.勝過;上進；n.更好者;更有才智者。

第三人稱單數(shù)： betters 復(fù)數(shù)： betters現(xiàn)在分詞： bettering過去式： bettered .

過去分詞： bettered.

had better do sth. 最好做某事。

這是固定搭配, 適用于各種人稱和數(shù)。had可與主語縮寫也可不縮寫。

you'd better的雙語例句

1、You'd better see a doctor about that cough.

你最好找醫(yī)生治治你的咳嗽。

2、You'd better look sharp or you'll be late.

你得快點，不然就遲到了。

3、Maybe you'd better tell me what this is all about 。

也許你應(yīng)該告訴我這究竟是怎么回事。

4、You'd better consider this and factor this into your decision making.

你最好考慮一下這一點，并在做決定時將其考慮在內(nèi)。