The underlined word “restoring” in Paragraph 4 means “______”.

(单选题)No one has finished his homework, ______? (单选题)The manager had fallen asleep where he ______, without undre (单选题)Where would this passage most probably appear? (单选题)What does the underlined word “alternative” mean in Chinese? (单选题)Why does the fourth paragraph take Space Science in context (单选题)What is the public’s attitude towards online conference? (单选题)Which of the following is NOT a potential attendee? (单选题)After the Englishman explained the idiom, _______. (单选题)Which of the following is true according to the passage? (单选题)The underlined word in the first paragraph probably means __