“______” can be a replica of the underlined word in paragraph 1.

(单选题)The writer thinks that ______. (单选题)What could be the best title of the passage? (单选题)Why do online-bullying involve more people than traditional (单选题)According to the writer, it is difficult to ______. (单选题)The underlined word “downsides” in Paragraph 2 probably mean (单选题)（ ） (单选题)How I wish every family ______ a large house with a beautifu (单选题)It is reported that some scientists in Great Britain have fo (单选题)The reason ______ he did not go the party was ______ his mot (单选题)At the top of the mountain ______.