4.
Your Answer is
Correct Answer is F
Explanation
The last sentence of the previous paragraph means that my neighbors and I used to enjoy the quiet of the street. And this sentence means "the quietness in our neighborhood is disappearing." Therefore, the two sentences are a turning point, and F is correct.
G item: therefore "so", does not conform to the logical relationship between sentences.
Item H: as a result "result", does not conform to the logical relationship between sentences.
J item: moreover "other", does not conform to the logical relationship between sentences.