5个字的英文成语

Every dog has his day.

人都有得意的时候

Speak of the devil.

说曹操，曹操到

No news is good news.

没有消息就是好消息.有没有消息就是好消息消息就是好消息消息就是好消息

Time flies.

光阴似箭. 

Time is money.

时间就是金钱.

Look before you leap.
三思而后行.

Seeing is believing.

眼见为实

Honesty is the best policy.

诚实才是上策

Knowledge is power.

知识才是力量

All roads lead to Rome.
条条大路通罗马!

Practice makes perfect.

熟能生巧

History repeats itself.

历史往往重演 

Blood is thicker than water.

血浓于水

Like father, like son.

有其父,必有其子

The  sooner, the  better.

越快越好. 

Tit  for tat.

以牙还牙

Monkey see, monkey do.

东施效颦

Money talks.

金钱万能

Never say die.

 永不言败

Let bygones be bygones.

过去的就让它过去吧

 Better than nothing.
总比没有好

 A fair-weather friend.
酒肉朋友

Every little bit helps.
滴水汇成河