1. Constant Power and Thrust: Prescribed Mission Time Starting with a mass M0 , and operating for a time t an electric thruster of jet speed c, such as to accomplish an equivalent (force-free) velocity change of ∆V , the final
Ⅱ. Listening skills W: From what i can remember the director asked us to rehearse this a hundred times M: One hundred times? Is the director out of his mind Q: What does the man imply? 2. M: Do you think we have made enough food for the party? w: The refrigerator is about to explode Q: What does the woman imply? 3. w: She said she might become a famous movie star M: Yes, and pigs might fly
Chapter Four High-level Programming Languages e Part 1 Notes to Text m Part4 Extensive Reading o Part 2 Word Study Part5 Notes to Passage s Part3 Practice on Text Part6 Practice on Passage