猜猜看！

随便

1)   When I'm used, I'm useless,         
    once offered, soon rejected.         
8 `. H+ ]9 U1 {" k, H    In desperation oft expressed,         
    the intended not protected.                                    
    What am I?   
# z' V3 l- l5 ^( B: ^* Q/ I- S0 x
2)  Half-way up the hill, I see you  at last
    Lying beneath me with your sounds and sights -
    A city in the twilight, dim and vast,
, f* ^' _5 A" z7 I    With smoking roofs, soft bells, and gleaming lights.   
$ Y& v, E+ e) M' I8 R% {: }
3)  Out of the eater came something to eat,
" r; [) D7 W- S    And out of the strong came something sweet.   
  j. s' c( o. l& M
) D& }2 B0 {5 ^& ^+ s4)  I've little strength, but mighty powers;         
% {0 \1 z" T! L  c( \9 S% I8 R  |    I guard small hovels and great towers.         
    But if per chance my master leaves,         
! @7 M* l& f1 X    He must ensure he safeguards me.                     
    What am I?

connie

UP!!!!!

随便

tell me your answer?