cks. 〔8〕 There are thirty thousand feathers on that thrush's throat. 〔 9〕 A flea and a fly were trapped ina flue, and they tried to flee for their life. The flea said to the fly "let''s flee!" and the fly said to the flea"Let's fly!.Finally both the flea and fly managed to flee through a flaw in the flue. 〔10〕 Peter Piper picked a peck of picket prepared by his parents and put them ina big paper plate. 〔 11〕 The rat-catcher can't catch caught rats. 〔12〕 Six silly sisters sell silk to six sickly senior citizens. 〔 13〕 Ten tiny tortoises tried to talk to twenty timid toads. 〔14〕 How many cuckoos could a good cook cook ifa cook could cook cuckoos? 〔 15〕 Three thumping tigers are tickling trout. 〔16〕 Sheep shouldn't sleep in shaky shacks, should they? 〔17〕A spoiled boy destroyed a toy for joy.