1.   As drugs kill off the virus most susceptible to them, they leave behind the more resistant strains.

2.   As for my powder blue, double-knit polyester bridesmaid dress and floppy hat, I left them behind this time.

3.   Do you really think the uneducated people they leave behind will be able to keep the artificial environments stable?

4.   Each wishes to leave behind a legacy of solid achievement.

5.   He drove off, leaving behind him a trail of blue smoke.

6.   He had left it behind, Jing said, but took the photos of Las Vegas with him.

7.   It slid down the wall, leaving behind it a trail of dark brown juice, like bile.

8.   Leaving behind low living standards and poor conditions in work and study seems more like rejection than adaptation.

9.   Leaving behind the familiar phrasings, Coltrane began to produce swirls of sound and visceral shrieks that puzzled and angered music critics.

10.   Mrs Fanning also stood up and said she could stand to leave behind a little something.