网友Camden2002今天上午给我发来一篇英文文章，作者是美国一所大学的英语讲师，内容则是美国大学生常犯的十大语法错误(top ten grammar problems)。Camden2002网友建议我把这篇文章翻译出来，让国内的英语学习者看看，美国大学生常犯的这些错误，我们自己是否也常犯。这个建议非常好，不过我最近比较忙，各位的时间也很宝贵，所以我只把这十大语法错误的大意翻译出来，供各位参考一下。另外请注意：在下面的十组例句中，第一句是病句，第二句则是改正过来的句子。
一、句子之间缺少过渡性的单词或词组
① Salmons swim upstream， they leap over huge dams to reach their destination.
② Salmons swim upstream， and then they leap over huge dams to reach their destination.
二、省字号(')的滥用
① the government's plan
② the plan of the government
三、代词之间的性、数、格不一致
① Everyone has their homework.
② Everyone has his (or her) homework.
四、主句与从句的顺序不当
① Some of the new dot-com millionaires found out the party was over， after the NASDAQ value dropped by over two thirds.
② After the NASDAQ value dropped by over two thirds， some of the new dot-com millionaires found out the party was over.
五、双重否定
① Barely no one noticed that the pop star lip-synched during the whole performance.
② Barely anyone noticed that the pop star lip-synched during the whole performance.
六、修饰语、插入语的位置不当
① The forest fire， no longer held in check by the exhausted firefighters， jumped the firebreak.
② No longer held in check by the exhausted firefighters， the forest fire jumped the firebreak.
七、意义含糊的先行词
① The band members collected his and her uniforms.
② The band members collected their uniforms.
八、介词和冠词的滥用
① The project of the government reduces the costs of production of the private firms.
② The government project reduces the production costs of private firms.
九、句子缺少成分
① When aiming for the highest returns， and also thinking about the possible losses.
② When aiming for the highest returns， investors also should think about the possible losses.
十、忘记断句
① I do not recall what kind of printer it was all I remember is that it could sort， staple， and print a packet at the same time.
② I do not recall what kind of printer it was. All I remember is that it could sort， staple， and print a packet at the same time.
（责任编辑:doublejp）
