had better后加什么詞 有哪些用法

had better后接原形動詞。 had better的否定式為had better not (do sth), 而不是had not better (do sth)。 had better的一般疑問句為“Had + 主語 + better + do sth?”和“Hadn’t + 主語 + better + do sth?”。

had better后加什么詞

1.had better后面必須跟動詞原形。had better后跟動詞原形(即不帶to的不定式)，構成had better do sth.句型。這里的had不能用have來替換。

例句：You'd better go to hospital at once.你最好立即去醫院看病。

2.主語不論是第幾人稱，句子不論是什么時態，都要用had better的形式。

例句：Now you(he，we) had better listen to the teacher.你(他，我們)現在最好聽老師講。

3.had better可用于的時態。

had better用于指現在。

例句：Now you had better listen to the radio.你現在最好聽收音機。

had better用于指將來。

例句：You had better start tomorrow.你最好明天動身。

英語中 had better 的用法

had better 用來討論現在或未來的動作，是說話者認為某人在某個特定的情況下應該做某事，后面接不帶 to 的不定式，其中的 had 不是 have 的過去式。在非正式場合中，had better 可以縮寫為 'd better，我們可將它歸類為“情態動詞”。

had better造句

1、Youhad better break with your bad habits.(你最好改掉你的壞習慣。)

2、When James realized how severe her illness was, she knew shehad better hurry up and live life.(當詹姆斯意識到她的病情有多嚴重時，她知道她最好抓緊時間好好生活。)

3、Youhad better get a doctor to pull out your bad tooth.(你最好去看醫生把你的壞牙給拔了。)

4、As he could not find it immediately, he said: "I know you are there, so youhad better come out!"(因為他一時找不到，就說：“我知道你在那兒，你最好自己出來！”)

5、"Oh, youhad better go tomorrow morning, doctor," Clara urged.(“哦，你最好明天早上去，醫生。”克拉拉催促道。)

6、She thought youhad better get stronger before you had a governess.(她認為最好等你長結實些，再請女家庭教師。)

7、Ihad better take it off and eat it.(我最好把它拿下來吃了。)

8、The quality of independence is so indispensable for us that parentshad better act as a tutor, not a director.(獨立的品質對我們來說是如此的不可或缺，父母最好是一個導師，而不是一個指導者。)

9、Youhad better drive slowly and carefully.(你最好開慢點，小心點。)

10、Hehad better go to bed.(他最好去睡覺。)