'I am' is usually contracted to 'I'm' in oral speech.

'I am'在口语中常常缩略为'I'm'。

Acne often clears up with a change in diet.

痤疮常常会随着饮食的改变而消失。

His real name was Johnson, but he often went by the alias of Smith.

他的真名是约翰逊, 但是他常常用化名史密斯。

The two of them look so much alike that they often pass for sisters.

她上去很相像, 人常常把她同胞姐妹。

A hot-blooded person is one who easily shows strong feelings.

一个易激动的人常常会表现出强烈的感情。

Tom Sawyer was an ordinary American boy who kept getting into trouble.

汤姆.索耶是个常常惹事生非的普普通通的美国男孩。

Recently the professor often has a memory block.

近来教授常常出现记忆不起的情况。

The employer often scolded his men on the slightest pretence.

个老板常常以一点点借口就责骂他的员工。

Rows with one’s in-laws often create divided loyalties.

与姻亲之间的矛盾常常让人两面为难。

We often follow the savoury course with a sweet course.

我常常吃了开胃的菜,接着就吃甜的菜。

People of different nationalities often take some time to be assimilated into a country.

不同民族的人常常一段时间才能为一个国家的人民所同化。

He often puffs cigarette smoke in other's face for fun.

他常常向别人脸上喷烟闹着玩儿。

During hot weather, the city’s electrical system is often overloaded by fans and air conditioners.

天气炎热时, 座城市的电力系统常常因电风扇和空调器的使用而载。

After that I would often slip away to the little cottage by the mealie lands.

但她对我的婚姻大事还是常挂在嘴边。她常常问一些怪怪的问题，几乎像担心我的婚事会告吹一样。

I used to try to beat past records to add zest to my monotonous job.

我去常常努力赶超以前的成就以给单调的工作增加刺激。

It was not unusual for the bank to involved in litigation over failed companies.

银行常常卷入关于公司倒闭的官司中。

It is often difficult to get animals to mate in captivity.

常常很难使被关的动物交配。

Her parents quarelled a lot, and unfortunately she was always piggy in the middle.

她的父母常争吵，不幸的是，她常常被夹在中间。

Sardines can be eaten fresh but are often preserved in tins.

沙丁鱼可以吃新鲜的, 但常常是装听的。

I’ve had a lot of late nights recently.

最近我常常睡得很晚。