($\frac{1}{1.2}$ + $\frac{1}{2.3}$ + $\frac{1}{3.4}$ + ... + $\frac{1}{2011. 2012}$ ) x = 2011

2014 : [ $\frac{1\frac{1}{6} + 0,875 - 0,7 }{\frac{1}{3} - 0,25 + \frac{1}{5} }$ . $\frac{0,4 - \frac{2}{9} + \frac{2}{11}}{1,4 - \frac{7}{9} + \frac{7}{11} }$ ]

The shop in my neighbourhood only sells small articles

A: pictures

B: foods

C:goods

D: papers 

The children were anxious to go camping at weekend 

A: afraid 

B: eager

C:reluctant

D:unhappy 

Many hundreds of wild animals and plants are now in danger 

A: on sale

B: at risk 

C: in general

D:in hurry

I'm afraid of living on my own in a big city

A:poorly

B:hungry

C:freely 

D: alone