单选题：根据下列材料请回答题：　　I close my eyes and can still hear her—the litt

根据下列材料请回答题：　　I close my eyes and can still hear her—the little girl with a 1 　． SO strong and powerful we could hear her halfway down the block． She was a(n) 2　　 peasant who asked for money and 3　 gave the。nly thing she had--her V。ice．I paused。utside a small shop and listened She brought to my mind the 4　 of Little Orphan Annie．I could not understand the words she 5 　， but her voice begged for 6　 .It stood out from the noises of Arbat Street，pure and impressive， like the chime of a bell．She sang 7　 an old—style lamp post in the shadow of a building，her anns extended and 8 thrown back． She was small and of unremarkable looks．Her brown hair 9　 the bun(发髻)it had been pulled into，and she occasionally reached up to 10　 a stray Diece fmm her face．Her clothing I call’t recall．Her voice，on the other hand，is 11　 imprinted
in my mind. I asked one of the translators about the gin．Elaina told me that she and hundreds of others like her throughout the 12　 soviet union add to their families'income by working on the streets. The children are unable to 13　 school，and their parents work fulltime．These children know that the consequence of all 14　 day is no food for the table．Similar situations occurred during the De’pression(萧条)in the United States，but those Amefican children were 15　 shoeshine boys of me 16 .This girl was real to me．
When we walked past her I gave her money．It was not out of pity 17 rather admiration Her smile of 18 did not interrupt her singing．The girl watched US as we walked down the street．I know this because when I looked back she smiled again． We 19 that smile，and I knew I could never forget her courage and 20 strength． A．will
B．strength
C．voice
D．determination