在我們的腦海里often作頻率副詞，用于一般現(xiàn)在時(shí)，這也是我們根深蒂固的用法：

He often watches TV in the morning. (一般現(xiàn)在時(shí))

他經(jīng)常早上看電視。

I often go to the library on Sundays.

我經(jīng)常星期天去圖書館。

但是often還有許多用法，請(qǐng)看其用法要點(diǎn)：

1.often表示“經(jīng)常”，通常放在行為動(dòng)詞之前，特殊動(dòng)詞（助動(dòng)詞、情態(tài)動(dòng)詞、動(dòng)詞be）之后，often可以放在句首，還可有放在句末。often通常用于與一般現(xiàn)在時(shí)、一般過(guò)去時(shí)或者一般將來(lái)時(shí)，大家要特別注意often與情態(tài)動(dòng)詞will連用，表示一種將來(lái)慣常的行為，與情態(tài)動(dòng)詞would連用，表示過(guò)去慣常的行為。

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 come to see her.你要經(jīng)常來(lái)看她。

2.often放在句末用來(lái)加強(qiáng)語(yǔ)氣

You won't see me often.你不會(huì)經(jīng)常看到我的。

He writes to me often.他常常給我寫信。

3.often放在句首時(shí)表示強(qiáng)調(diào)

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(lái)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(lái)這里。

5.與情態(tài)動(dòng)詞would連用，表示過(guò)去慣常的行為

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

6.often后接動(dòng)詞過(guò)去式用于一般過(guò)去時(shí)

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

He often went the library on weekends.他過(guò)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。

7.特別注意：often可以用于一般將來(lái)時(shí)

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

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

Turn on the television or open a magazine and you will often see advertisements showing happy, balanced families.

你一打開(kāi)電視機(jī)或翻一翻雜志，就常常會(huì)看到顯示幸福、穩(wěn)定家庭的廣告。（四級(jí)考題）

Art thieves will often hide an important work for years after it has been stolen.

藝術(shù)品盜賊偷走重要藝術(shù)品后常常會(huì)把它藏匿好幾年。柯林斯高階英漢雙解學(xué)習(xí)詞典》

Wakeful babies will often continue to need little sleep as they grow older.

通常睡眠輕的嬰兒長(zhǎng)大后仍然只需要較少的睡眠。

Electrical retailers will often take away old appliances if you buy a new one, sometimes in part-exchange.

買新電器時(shí)，電器經(jīng)銷商往往會(huì)拿走舊電器，有時(shí)會(huì)以舊換新。

They will often get food at night as well.

它們也經(jīng)常在晚上進(jìn)食。

The lion will often stalk its prey for hours.

獅子經(jīng)常悄然跟蹤獵物達(dá)幾個(gè)小時(shí)。