Scientists knew how much pain the people felt by ______ in the first experiment.

(单选题)The passage is ______. (单选题)Which of the following is Not True? (单选题)Why do the critics criticize advertisers? (单选题)The attitude of the author toward advertisers is ______. (单选题)What is the main idea of this passage? (单选题)The title that best expresses the idea of the passage is ___ (单选题)What is Myanmar’s policy toward the aids from abroad? (单选题)What can the international community best help the victims i (单选题)We Chinese may denote money to help the country’s cyclone vi (单选题)Which of the following is true?