bc365下载，a:tom,look at your shoes.how dirty they are! you must clear hem.
b:oh.mother,but i cleaned them only yesterday.
a:but they are dirty now.you must clean them again.
b:i don't want to clean them today. even if i clean them today,they will be dirty again tomorrow.
a:ok,don't clean them then.
（ln the evening tom came back from school.he was very hungry.晚上汤姆放学回到家，他非常饿。）
b:mother,give me something to eat, please.
a:you had your breakfast in the morning, tom, and you had your lunch at school.
b:but i am hungry now.
a:oh,really? but even if igive you something to eat today, you will be hungry again tomorrow.