10 10.6.15 Fill in: over, for, down, off, on. Check in Appendix I.
Suddenly, the lights went
and the
astronauts knew something was wrong. (stop
working)
2 Apollo 13 was a mission that went
in history. (was remembered)
3 The Voyager probes were launched in 1977
from Earth and they will go
travelling through space for ever. (continue)
4 The astronauts went the procedures
again and again. (repeat)
5 He's going
the position of mission
commander even though he's only 25. (try to
achieve sth)
1.off
2.down
3.on
4.over
5.for