猜猜看！

随便

1)   When I'm used, I'm useless,         
" l9 x+ O  w) N8 A1 o# m( l$ a    once offered, soon rejected.         
% k/ p/ k* z1 E/ u, w    In desperation oft expressed,         
    the intended not protected.                                    
; }; h- K/ w" X+ t3 K$ ?& m- l* _    What am I?   

0 {1 |# N8 x7 r: W4 X% D- J5 c- p6 a2)  Half-way up the hill, I see you  at last
% h6 D4 r2 P( B$ R8 b    Lying beneath me with your sounds and sights -
    A city in the twilight, dim and vast,
% a2 q% C6 k, L# R* x    With smoking roofs, soft bells, and gleaming lights.   
$ Y3 E. u1 p$ k# d! P8 I1 O- w+ t
! {! p6 O9 F9 G* F3)  Out of the eater came something to eat,
    And out of the strong came something sweet.   
7 c: R; L9 _) N+ m+ C5 K/ w. A
* _" Z- V1 W* r3 ^4)  I've little strength, but mighty powers;         
    I guard small hovels and great towers.         
    But if per chance my master leaves,         
    He must ensure he safeguards me.                     
' J2 T* V- E* z( c3 e    What am I?

connie

UP!!!!!

随便

tell me your answer?