Remove grammar mistakes: First, I want to improve my writing skill in English.
The first sentence is a good example of a sentence that is not grammatically correct.
Second, I have to use the correct verb tense in the sentence.
Correct: The first sentence is a good example of a sentence that is grammatically correct.
Third, I have to use the correct verb tense in the sentence.
Correct: The first sentence is a good example of a sentence that is grammatically correct.
Fourth, I have to use the correct verb tense in the sentence.
The first sentence is a good example of a sentence that is not grammatically correct.
Second, I have to use the correct verb tense in the sentence.
Correct: The first sentence is a good example of a sentence that is grammatically correct.
Third, I have to use the correct verb tense in the sentence.
Correct: The first sentence is a good example of a sentence that is grammatically correct.
Fourth, I have to use the correct verb tense in the sentence.