Fill in the gaps with one of the animal - related idioms below : as stubbom as a mule, eats like a horse , stir up a hornet"s nest, woldn"t hurt a fly, the black sheep of the family.
1) He"s so gentle, he .............. ( would never hurt anyone). 2) You"ll never get him to change his mind - he"s ............ ( very obstinate). 3) My cousin Johnny has been to prison twice - he"s ........( a disgraced family member). 4) We"ll have to buy lots of food because Jim"s coming to lunch and he ...........( has a large appetite). 5) I wouldn"t say anything about it - you"ll just ............. ( cause a lot of trouble) multumesc