## 743. Learn by rote

## 744. Learn the ropes

## 745. Learned my lesson

## 746. Leave me alone

## 747. Leave no stone unturned

## 748. Leave someone high and dry

## 749. Leave well enough alone

## 750. Left me in the lurch

## 751. Left out in the cold

## 752. Left someone behind

## 753. Lend me your ear

## 754. Lend someone a hand

## 755. Let bygones be bygones

## 756. Let sleeping dogs lie

## 757. Let someone off the hook

## 758. Let the cat out of the bag

## 759. Let the dust settle

## 760. Let your hair down

## 761. Letter perfect

## 762. Level playing field