初中首字母填空
A mother and her young son got into a bus in a small city and s__ down.the bus conductor came to them for their m__.The mother said,"I want one ticket to zhe zoo" and gave him one yuan.The conductor looked at the small boy for a few s__ and then s__ to him,"How o__ are you ,young man?" The mother began to speak,but the conductor s__her.The boy said,"I am six at home ,and four in the b__."At last the mother had to take fifty fen out of her pocket and g__ it to the conductor.