填空题 6 launch origin border historical boost get rid of stay true to gene 1. You have good __________ from your parents, so you should live a long time. 2. Let's ____________ that broken car. 3. I have been doing some __________ research. 4. China __________ its first manned spaceship into space in 2003. 5. You ____________ yourself and your principles. 6.This increase in demand is likely to __________ prices. 7. The ________ of this tradition is not known. 8. They crossed the __________ into France