这是数学：
1、如果该团体全住双人间,则每间正好5人,（这句矛盾）
2、2x^2-6=2(x+根号3）（x-根号3）
16y^4-24y^2+9=(4y^2-3)^2=(2y+根号3）的平方(2y-根号3)的平方
a^2+(1+根号2)a+根号2= (a+1)(a+根号2)
a^2+(1+根号2)a+根号2= (a+1)(a+根号2)
设有x个笼子.
4x+1=5x-5
-x=-6
x=6
6*4+1=5*6-5=25(只）
答：有25只鸡,6个笼子.
这是英语：
4.dorm(全写形式）—— dormitory
help（名词）—— help
terrible（副词）—— terribly
5.翻译
丽丽的愿望将会实现.（汉译英） Lily's wish will come true.
6.汉译英
1.kill two birds with one stone
2.live like fighing pig
3.be raining dogs and cats
4.Don't count the chickens before they are hatched.
5.run like a deer/rabbit
6.swim like a duck/fish
7.work like a horse
8.put the cart before the horse
9.eat like a pig
10.be as merry as a lark
11.work like a bull
12.If you run after two hares,you will catch neither
13.be like a drowned rat
14.be as poor as church mouse
15.bring a fox into the house