I. 语法填空 Space Station Unity 1. ( complete ) within the next decade , and international astronauts will then share it for long periods of time.What can2. ( do ) to improve living conditions in space ? Here ’ s what former astronauts suggest. Food It doesn ’ t taste as good in zero gravity.Food should be made spicier in order for those effects3. ( overcome ) .International tastes must also4. ( consider ) . Clothing Layered clothing could help astronauts stay comfortable.The top layer should be designed5. ( remove ) or add-ed as temperatures vary. Sleeping Because of weightlessness , sometimes sleep6. ( disturb ) in space.Comfortable restraints must be provided to give a sense of stability. Emotional Needs People need “ down time ” in space just as they do on Earth.Time ought to7. ( provide ) for relaxation and privacy.