猜猜看！

随便

1)   When I'm used, I'm useless,         
* Q  c( p" r: q% O    once offered, soon rejected.         
    In desperation oft expressed,         
    the intended not protected.                                    
3 |0 u* ^6 F9 b' i7 G    What am I?   

2)  Half-way up the hill, I see you  at last
, D7 {% _7 ~# p& e( t! z9 Y    Lying beneath me with your sounds and sights -
    A city in the twilight, dim and vast,
    With smoking roofs, soft bells, and gleaming lights.   

3)  Out of the eater came something to eat,
    And out of the strong came something sweet.   
) i; S3 b+ l4 G8 C- c% {
/ S* h& H' U5 I0 ?  ~3 S! a0 m3 V4)  I've little strength, but mighty powers;         
    I guard small hovels and great towers.         
) k0 D2 Q5 L% L- g! l" o    But if per chance my master leaves,         
/ |( V1 p8 y+ ]% R9 B6 B; P& E    He must ensure he safeguards me.                     
    What am I?

connie

UP!!!!!

随便

tell me your answer?