Relier Pairs act 1Version en ligne tarea 1 par Gabriela Enriquez 1 well-thumbed 2 to kneel 3 Bloodcurdling 4 to crouch 5 first-hand 6 head-on 7 to fold your arms 8 to clench your fist 9 to shiver 10 to cross your legs 11 narrow-minded 12 Mouth-watering 13 14 to curl up 15 16 17 18 eye-catching 19 20 to frown To nod to duck to clear your throat to grit your teeth to flex your muscles