重点单词：
tiger,elephant,koala,panda,lion
长颈鹿,可爱的,懒惰的,聪明的/时髦的,美丽的,可怕的,
Australia,south,animal,friendly,shy,help,symbol
旗帜,忘记,危险,树,杀死,象牙,在…上方,动物园,地方,腿
重点词组：
a little,South Africa,in a great danger,cut down,lose one’s hometown
后面看不到了,跳到12题吧,a long time,help them survive,kill elephants for ivories,
draw well,睡一整天,对她来说是个好名字,养宠物,两条腿走路