have
have(原形)-has(三單[第三人稱單數])-had(過去式)-having(進行時)
常用片語 had better do sth 和 have sth to do
had better 是一個固定片語，用於表示對別人的勸告，建議或表示一種願望。
had better do sth. 最好乾某事
1. 你最好立即去醫院看病
You"d better go to hospital at once
2. 你今天最好去哪兒
You"d better go there today
1. 你（他，我們）現在最好聽老師的
Now you(he, we) had better listen to the teacher
2. 你最好安靜一些
You had better be quiet
3. 你最好明天動身
You had better start tommorrow
4. 我們最好現在就看電視
We had better be watching TV
have
have(原形)-has(三單[第三人稱單數])-had(過去式)-having(進行時)
擴充套件資料常用片語 had better do sth 和 have sth to do
had better 是一個固定片語，用於表示對別人的勸告，建議或表示一種願望。
had better 後面必須跟動詞原形had better do sth. 最好乾某事
1. 你最好立即去醫院看病
You"d better go to hospital at once
2. 你今天最好去哪兒
You"d better go there today
had better 人稱和時態的使用1. 你（他，我們）現在最好聽老師的
Now you(he, we) had better listen to the teacher
2. 你最好安靜一些
You had better be quiet
3. 你最好明天動身
You had better start tommorrow
4. 我們最好現在就看電視
We had better be watching TV