Directions:In this section, you will hear
3 short passages. At the end of each passage, you will hear some questions. Both
the passage and the questions will be spoken only once. After you hear a
question, you must choose the best answer from the Jour choices marked A) , B) ,
C) and D) .
Passage One Questions 26 to 28 are bused on the passage you have just
heard.
A．Gas can be used in liquid and gas form. B．It will provide gas through long pipelines. C．Gas is frozen into liquid and transported. D．It will bring huge profits to the researchers.