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例句：I want to eat apple.
应改成：I want to eat an apple.
例句：I was born in the Shanghai.
应改成：I was born in Shanghai.
例句：Play the football
类似情形有：Have lunch, Go home, By car等都不使用冠词。
a.有一些词或者短语后面一般要加可数名词的复数，如“a few, few, a variety of, various, other, numerous等。
例句：Smoking cessation is one of the likely factor that contribute to the development of obesity.
应改成：Smoking cessation is one of the likely factors that contribute to the development of obesity.
b.有一些词后面一般要加可数名词的单数，如“any other, another, each, neither, either”。
例句：Many teenagers begin smoking habits due to peer pressure but not for any other reasons.
应改成：Many teenagers begin smoking habits due to peer pressure but not for any other reason.
c.有一些词或者短语后面一般要加不可数名词，如“a little, little, less, much, enormous, a large amount of ”。
例句：Little progresses have been made towards tackling poverty.
应改成：Little progress has been made towards tackling poverty.
例句：I will discuss in some detail.
应改成：I will discuss this topic in detail.
例句：Education can let young people to find jobs easily after they finish their education.
应改成：Education can let young people find jobs easily after they finish their education.
a.介词不是连词，一般后面只接名词或者具备名词性质的短语或者带连词的宾语从句。比较容易被当做连词的介词有“despite,in spite of,during,because of,due to”，也不能加动词。
例句：Many children depend on their parents give support.
应改成：Many children depend on their parents’ support.
b.“to”在某些情况下（如词组“give rise to, contribute to, pay attention to, conform to, lead to”）作介词，需要加名词或者具备名词性质的东西充当宾语，而不是加动词原形充当不定式。
例句：There are many solutions to deal with the problem.
应改成：There are many solutions to the problem.
例句：Although the crime rate is falling in many parts of the world, but violent crimes are constantly rampant.
应改成：Although the crime rate is falling in many parts of the world, violent crimes are constantly rampant.
例句：Smoking, drinking are banned in many places of work.
应改成：Smoking and drinking are banned in many places of work.
例句：I thought the reason why I chose to study that subject was I could got a betterjob after learning that
应改成：I thought the reason why I chose to study that subjectwas I could get a better job after learning that.
例句：Some parents do not obey traffic rules himself.
应改成：Some parents do not obey traffic rules themselves.
例句：Intelligent students should not be treated different by their teachers.
应改成：Intelligent students should not be treated differently by their teachers.
a.在英文中，你我、TA的动词形式不同。应是：I do; you do; she does; he does; it does.
例句： When one have money, he can do what he want to
应改为：Once one has money, he can do what he wants (to do).
例句：Raising standards of literacy are the government’s priority.
应改为：Raising standards of literacy is the government’s priority.
例句：The adequacy of financial resources are crucial to the operation of a not-for-profit organisation.
应改为：The adequacy of financial resources is crucial to the operation of a not-for-profit organisation.
d.当主语后跟着“with, together with, coupled with, combined with, as well as, like”的时候，谓语动词跟随主语变化。
例句：Overworking, coupled with poor diet, lead to physical degeneration.
应改为：Overworking, coupled with poor diet, leads to physical degeneration.
例句：There is a number of countries which perform poorly in containing pollution.
应改为：There are a number of countries which perform poorly in containing pollution.
例句：The society developing rapidly.
应改成：The society develops rapidly.或The society is developing rapidly.
例句：I do, he does not.
应改成：I do, but he does not.或I do. He does not.
例句：The most popular kind of transport was by road.
应改成：The most popular kind of transport was road.
我们常用逗号，或连接词如：and，not only…but also…来连接两边平行的一些单词或句子。此时逗号及连接词左右两边连接的内容，需要形式平行，如名词和名词平行，形容词与形容词平行，动词与动词平行。
a.Expensive handmade items are creative and artistic.
b.Working out and taking a rest are the best ways to maintain health.
此处working out和taking a rest是动名词做主语，形式一致，是正确的平行结构。而同学们常犯的错误是：working out and take a rest…此处结构就出现了错误。
c.The media gives us information and tells us the truth.
此处gives,tells结构一致，保持平行。常见错误写法：the media gives us information and telling us the truth.
例句：There are many people agree tokeep pets at home.
应改成：There are many people who agree tokeep pets at home.
例句：There have many wildanimals in my country
应改成：There are many wild animals in my country.
例句：Environmental pollution is becoming more serious is an undeniable fact.
应改为：It is an undeniable fact that environmentalpollution is becoming more serious.
例句：Do part-time jobs helps students to relieve their financial burden.
应改成：Doing part-time jobs helps students torelieve their financial burden.
例句：Those who overweight or indulge in unhealthy diets are candidates for heart attacks.
应改成：Those who are overweight or indulge in unhealthy diets are candidates for heart attacks.
例句：The elderly, who is normally incapable of looking after themselves, need time and compassion from their family.
应改成：The elderly, who are normally incapable of looking after themselves, need time and compassion from their family.
例句： We are impossible to make any progress without correcting the mistakes.
应改成：It is impossible for us to make any progress without correcting the mistakes.
例句：Last year，I go to Australia to take a summer program.
应改成：Last year，I went to Australia to take a summer program.
例句：There are many ways we get to know the outside world.
应改为：There are many ways for us to learn about the outside world.
例句： As far as I am concerned，people should take exercise and relax themselves on a weekly basis. Because it offers great opportunities to release their stress.
应改成： As far as I am concerned，people should take exercise and relax themselves on a weekly basis, because it offers great opportunities to release their stress.
例句：I believe I can do it well and I will better know the world outside thecampus.
应改成：I believe I can do it well and I will know the world outside thecampus better.
例句：The increasing use of chemical obstacles in agriculture also makes pollution.
分析：显然，考生把obstacles“障碍”，“障碍物”误作substance“物质”了。另外“the increasing use(不断增加的使用)”应改为“abusive use(滥用)”。
应改为：The abusive use of chemical substances in agriculture also causes/leadsto pollution.