____号最长，____号最短．
pigs cows cats ducks rabbits sheep
My uncle has a farm. It's big. On the farm, you can see two ____ . There are twenty ____ and eighteen ____ on the farm. You can see eleven ____ , thirteen____ and fifteen____ .
中国人民的抗日战争前后坚持了十四年，经历了“局部抗战”和“全面抗战”两个阶段。其“局部抗战”开始的标志是（ ）
. There are twenty 
and eighteen 
on the farm. You can see eleven 
, thirteen
and fifteen
.