P10 4-1 Short Ii P10 4-1 Short Ii P11 4-2 Short Oo P11 4-2 Short Oo P11 4-3 Short Uu P11 4-3 Short Uu P11 4-4 趣味法 P11 4-4 趣味法 P12 4-5 Practice I. Listen and circle.