猜猜看！

随便

1)   When I'm used, I'm useless,         
    once offered, soon rejected.         
- I( Y# M9 I* x, J% \- B7 G$ u% j7 t    In desperation oft expressed,         
    the intended not protected.                                    
4 [7 }) E, Z+ @$ j1 ?% C- V2 c    What am I?   

' e7 i, n. I1 R' o# g9 r2)  Half-way up the hill, I see you  at last
# O; T+ E! B; H+ N. N- W& J    Lying beneath me with your sounds and sights -
9 d1 |$ v' W% g! p2 h7 F2 _7 y! t    A city in the twilight, dim and vast,
4 k, }( V* A2 R" S/ J2 W9 V    With smoking roofs, soft bells, and gleaming lights.   
8 S7 G9 y! m+ F& B5 i
3)  Out of the eater came something to eat,
    And out of the strong came something sweet.   
" r8 t0 p& f& z1 ?, l0 E( o; c: e9 x
4)  I've little strength, but mighty powers;         
    I guard small hovels and great towers.         
! _7 n2 S. b9 J! Y2 b: {    But if per chance my master leaves,         
    He must ensure he safeguards me.                     
    What am I?

connie

UP!!!!!

随便

tell me your answer?