4. 1 Look at the examples from the text on page
44. Write (C) certain or (NC) not certain. Then
complete the rules.
a There will be some kind of base on the Moon. C
b We may even create lunar cities
...
C NASA and the European Space Agency will
probably send more astronauts to the Moon..
d We definitely won't live on the Moon all the
time
e We will certainly return to the Moon one day.
f Such trips might not interest as many people as
those of the 1960s and 1970s.