Fix grammatical errors in this sentence: Secondly, personal communication is also one of the factors that shaped this technology.
The, who is the author of the article, has been a very good friend of, who is the author of the article.
Correct: The author of the article, who is the author of the article, is the author of the article.
Correct: The author of the article, who is the author of the article, is the author of the article.
Correct: The article, which is the author of the article, is the author of the article.
Correct:
The first sentence is a bit unclear.
The second sentence is a bit more clear.
The third sentence is a bit more complicated.
The third sentence is a bit more complex.
The fourth sentence is a bit more complicated.
The fifth sentence is a bit more complicated.
The sixth sentence is a bit more complicated.
The seventh sentence is a bit more complicated.
The last sentence is a bit more complicated.
The last sentence is a bit more complicated.
The