①often放在行為動詞之前，特殊動詞be，情態(tài)動詞之后

例：She is often late for work.她經(jīng)常上班遲到。

They often go to cinema together.他們經(jīng)常一起去電影院。

You must often conme to see her.你要經(jīng)常來看她。

②often放在句末用來加強(qiáng)語氣

例：You won't see me often.你不會經(jīng)?？吹轿业?。

He writes to me often.他常常給我寫信。

③often放在句首時(shí)表示強(qiáng)調(diào)

例句：Often did we warn him not to do so. 我曾常常警告他不要那樣做。

④與will連用表示將來慣常的行為:

We will often help the old men next year.明年我們將經(jīng)常幫助這個(gè)老人。

They will often come here next week.下周他們打算經(jīng)常來這里。

與情態(tài)動詞would連用，表示過去慣常的行為:

When we were childen we would often stay up all night.我們當(dāng)孩子時(shí)經(jīng)常通宵不睡。

⑤often作頻率副詞，用于一般現(xiàn)在時(shí)

例：He often watches TV in the morning.(一般現(xiàn)在時(shí))他經(jīng)常早上上看電視。

I often go to the library on Sundays.我經(jīng)常星期天去圖書館。

often后接動詞過去式用于一般過去時(shí)

例：I often went the zoo on weekends.我過去經(jīng)常周末去動物園。

He often went the library on weekends.他過去經(jīng)常周末去圖書館。

Jim often got up early last year.吉姆去年經(jīng)常早起床。

⑥often用于一般將來時(shí)

例：I will often go to see her next year.我明年會經(jīng)常去看她的。

We will often help the old men next year.明年我們會經(jīng)常幫助這個(gè)老人。

often是一個(gè)表示動做頻度的副詞，意思是“經(jīng)?！?，用來修飾動詞。舉例說明，he often goes to the park on sundays.