Relier Pairs IdiomsVersion en ligne Match the idiom with the correct picture. par Karla Izquierdo 1 All that glitters is not gold 2 Apple of my eye 3 Once in a blue moon 4 A chip off the old block 5 As mad as a hatter 6 Costs an arm and a leg 7 To hear something straight from the horse's mouth 8 A pig with lipstick, is still a pig 9 Barking up the wrong tree 10 As red as a beetroot