猜猜看！

随便

1)   When I'm used, I'm useless,         
& J0 r7 ]) f2 j5 p; O$ `    once offered, soon rejected.         
    In desperation oft expressed,         
8 Y! b5 k  R! `: j+ A5 }# B" N    the intended not protected.                                    
    What am I?   

2 j" D  e% C4 V5 H2)  Half-way up the hill, I see you  at last
$ h4 p5 `9 {" C* S* h! C    Lying beneath me with your sounds and sights -
5 ]; y' j# {9 p$ b: g4 n    A city in the twilight, dim and vast,
' L, q: ?. e' q, q: @0 r    With smoking roofs, soft bells, and gleaming lights.   
5 J7 L! T8 N5 z8 S6 V
9 k6 \5 P+ t5 j7 i3)  Out of the eater came something to eat,
    And out of the strong came something sweet.   

# i' S% t2 W3 @* e- N: v4)  I've little strength, but mighty powers;         
    I guard small hovels and great towers.         
+ H/ t1 B( L" l    But if per chance my master leaves,         
    He must ensure he safeguards me.                     
    What am I?

connie

UP!!!!!

随便

tell me your answer?