Teenagers are not allowed to go to Internet cafes

青少年───teenagers;网吧───Internet Bar

A couple of teenagers were kissing and cuddling on the doorstep.───一对年轻人在门阶上亲吻拥抱。

She angled her column of chitchat toward teenagers.───她的漫谈栏侧重于十几岁的青少年.

A lot of teenagers develop acne.───许多青少年都长粉刺.

You have to give teenagers plenty of space.───必须给青少年充足的自由空间。

The teenagers shook their long, black hair and gesticulated crazily.───那些小青年甩着黑色的长发，做着各种奇怪的手势。

Most teenagers like to go to parties.───大多数青少年喜欢参加派对。

Lacking self-confidence and maturity, many teenagers are left feeling very vulnerable.───许多十几岁的孩子既缺乏自信又不够懂事，所以感情上十分脆弱。

There is considerable pressure on teenagers to conform.───年轻人被大力要求守规矩。

With close friends in their lives,people develop courage and positive attitudes.Teenagers have the moral support to assert their individuality;the elderly approach their advanced years with optimism and an interest in life. 

A lot of teenagers develop acne.

Teenagers are easy prey for unscrupulous drug dealers.

Teenagers and their parents rarely agree.

Teenagers often go against the stream.