1.構造不屈行例：I was able to raise my TOEFL score by studying hard and I read lots of books.當應用連詞將一系列的單詞聯接起來的時刻，應該應用詞性雷同或統一範例的短語。
2.不知所雲例：Many companies began using computers mouth.
3.段落太長，不分段主語與動詞同等題目She are a good friend of mine that I has known for a long time.主語和動詞在數方面不同等。
4.句子別扭We heated the soup in the microwave for too long and the shape of the container changed.說話太長或不清。換言之，句子顯得幽默好笑。
5.拼寫毛病主語、動詞或賓語有題目I want to buy something for my mother that she will like it. There was a terrible accident happen yesterday.句子的根本構造有題目 缺乏主語、動詞或賓語，大概這些身分反復。
6.語氣與文章不符I was kind of mad at the guy who vociferated angry words at me. I have heard many wonderful things about such cosmopolitan cities as Paris, London, Tokyo, and Hong Kong and I would love to visit these cities to check them out.語氣與文章其他部門不符合多是過於正式大概太不正式。
7.代詞指代不明If people do not speak the same language, it has a greater chance of miscommunication. I intend to complete my studies in the United States because they have good programs there.代詞所指代的指導詞(介詞所取代的名詞)不清晰。
8.過於籠統We should use our resources on Earth because the Earth is getting worse. 句子或它所表達的意思過於籠統，不克不及供給若幹信息。
9.動詞時態毛病Yesterday I will go to the store because tomorrow I needed some food.動詞時態不準確檢討一下是應當用如今時、曩昔時、未來時照樣完成時等等。
10.介詞過剩I would like to discuss about something important that you mentioned about to me during yesterday. We went to downtown yesterday to buy a watch. When I first came to the US, I did not have a lot of friends in here. In class, my classmate never mentioned about her husband.在表現這類意思時此單詞不克不及與介詞連用。這類情形常見於downtown，home，there，here等詞。這些詞語在英語中是副詞而非名詞，因此不克不及在它們前面添加介詞。
11.跑題或不相幹There are many reasons to buy a car, preferably a nice car.這個意思與okay for children to fail sometimes.所表達的意思很通俗大多半人都已曉得到了，因此就沒有需要再說出來。
12.標點題目I love animals. And I like to help them. Because they are helpless. So I want to become a vet.這是一個異常廣泛的題目!很多門生在句子中應用了太多的句號，特別是當他們用手寫的時刻。
13.反復冗余Personally, I believe what the newspaper prints.一種意思的表述不止一次，大概某個詞語沒必要要。
14.單數/復數Many year ago, dinosaur roamed the Earths.單詞須要從單數變成復數，大概由復數釀成單數。單數可數名詞單數可數名詞不克不及零丁應用，應當將其變成復數情勢大概加之限制詞(a, the, my, his, her, Gary’s, no, any, 1, 3, 50, most,等等)。
15.不要應用縮寫在正式的寫作中不要應用縮寫情勢(can’t，don’t，it’s，we’ll，they’ve等等)，而應該應用單詞的完全理式(cannot，do not，it is，we will，they have等等)。
16.聯系關系詞語反復Since I want to go to a good school, therefore I am trying to raise my test scores.不克不及在該句的重要主語和重要動詞前應用連詞。
17.句子不完全Many students have a hard time passing all the tests to getsintoscollege. For example, my friend in high school.句子沒有重要主語或重要動詞，由於實在它應是一個從句。這是一個異常常見的毛病，修正的辦法是將兩個句子銜接起來。
18.不要應用get When I got home, I got tired, so I got a book and gotsintosbed. Get太不正式，意思也過於曖昧，不合適用在正式的場所。應將get改成一個加倍詳細的單詞，如become, receive, find, achieve,等等。
19.謄寫難以識別信息不準確I would like to study in America because all modern technology originated there.傳的信息不準確，大概讓人聽起來認為大概不準確(假如確切是準確的，應該說明為何如許，由於讀者不以為是準確的)。上述例句中，all的意思是百分之百;咱們不克不及絕對地說每件新器械都是從美國出生的。為保險起見，應該應用many或most。非英語單詞Computers are very helpful and advantageable.只管看起來象個單詞，並不是，最少不是個英文單詞。應用這個單詞的另外一種情勢。
20.選詞不適當I was late getting home because I lost my way.在這類情形下不該該應用該詞可選取更好的詞語大概所應用的詞語與文章的整體語氣不符。
21.單詞情勢欠妥I want to creation a great web site so that I can becoming wealth.所應用的單詞的情勢不準確檢討一下應當應用該詞的名詞、形容詞或副詞情勢的哪種。
22.用詞毛病Even I don’t speak Spanish, I was able to find a bathroom in the department store. I gained a lot of pounds during vacation.用詞毛病或在此種情形下該詞不是絕佳用詞。
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