(3). What does the underlined word “This” in paragraph 3 refer to?(本题0.0分) A、 A satellite. B、 A little rocket. C、 A satellite seems to stay in the same place in the sky. D、 The satellite puts the rockets in the right position.
参考答案:
32. Bell never allowed himself to do anything that
32. Bell never allowed himself to do anything that went ______ his principles.(本