猜猜看！

随便

1)   When I'm used, I'm useless,         
+ a+ ^! N  B% r8 \# r    once offered, soon rejected.         
  t0 }( a4 m  S6 |    In desperation oft expressed,         
  w! G( ?! ]9 a- e    the intended not protected.                                    
1 }9 U* N9 S2 V    What am I?   
! ^, w' @" S+ ^
2)  Half-way up the hill, I see you  at last
2 b, z( o5 N' |$ p5 m+ J    Lying beneath me with your sounds and sights -
, X, i6 A- R! I9 P    A city in the twilight, dim and vast,
+ y' s$ ^. k  A" U" x+ Q, e) j+ {    With smoking roofs, soft bells, and gleaming lights.   

3)  Out of the eater came something to eat,
6 I, x5 ?! K) B+ M    And out of the strong came something sweet.   
& Z9 P' N5 F& b& N! g  B. _
4)  I've little strength, but mighty powers;         
5 k3 [6 q- W7 }% S% y    I guard small hovels and great towers.         
    But if per chance my master leaves,         
    He must ensure he safeguards me.                     
    What am I?

connie

UP!!!!!

随便

tell me your answer?