Write the correct forms of the words in brackets.
1. The clock
2.
Thomas Edison was the
3. We can now communicate
(instance)
4.
Sulphur dioxide is one of several
by coal-fired power stations. (POLLUTE)
5. The insurance policy provides_
serious injury. (PROTECT)
readjusts when you enter a new time zone. (automatic)
of the electric light bulb. (INVENT)
with people on the other side of the world.
that are released into the atmosphere
in case of accidental
loss of life or