论文部分内容阅读
(一)When a rich man was about fifty,his only son was born.He and his wife were very pleased.They took good care of him and gave him all he wanted.When their son grew up,he didn’t do anything
(A) When a rich man was about fifty, his only son was born.He and his wife were very pleased. They took good care of him and gave him all he wanted.When their son grew up, he did not do anything