听力篇章 Passage1 16. D) How space research benefits people on Earth. 17. B) They developed objects for astronauts to use in outer space. 18. C) They are extremely accurate. Passage2 19. C)It marked the beginning of something new. 20. A)They believed working for goals. 21. D)Doing needlework by the fire. Passage3 22. C) Sit down and try to calm yourself 23. B) You may expose yourself to unexpected dangers. 24. D) Walk uphill. 25. A) Inform somebody of your plan. |