Task 4 Vocabulary Fill in:, mission, manners, download, communicate, conditions, sem 1 The working ...... were unhealthy. 2 In Egypt, people don't ...... flowers when they visit someone. 23 He has good... He is polite. 4 Voyager 1 and 2 are on a ...to explore space. 5 They tried to ...... by radio. 6 NASA scientists...... Voyager 1 and 2 in 1977. 7 I'll ...... you an SMS. 8 It's illegal to ...... music from the Internet without paying.​