4) 主语使用错误
(1) Rich doesn’t mean a happy life.
(2) Without a friend will feel alone.
(3) However, making friends should be careful.
5) “there be”用法错误
(1) There are many students read books in the classroom.
(2) There are few person can afford a car in our country.
(3) There are many things must be done to deal with energy crisis.
6) 举例用法错误
(1) We should take some sports. For example, football, basketball and so on.
7) 不完全句
(1) Nowadays, if you want to find a job. Then you must pass the College English Test.
8) 分词使用错误
(1) Comparing with other countries, China pays little attention to the energy problem.
(2) Looking at from above, this picture gives us an image of a lion.
9)单词用法错误(冠词、代词、形容词、副词等)