Question

our dependence on automobiles like cars (a)
to the
environment. They (b)
which pollute the air. The problem
is getting more serious because of (c)
metro cities.
The transport policy of the country needs to (d)
at the
earliest. The (e)
new transport policy should bring reform in
fuel used in engines. The aim should be to increase non-smoke emitting fuel.
This can be achieved by (f)
vehicles.
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Answer 1

Answer:

battery vehicles, cng fuel using vehicles

Answer 2

The given sentences can be filled in the following way.

• Our dependence on automobiles like cars is harmful  to the  environment.
• They are the main reason which pollute the air.
• The problem  is getting more serious because of pollution in metro cities.
• The transport policy of the country needs to be modified at the  earliest.
• The aim should be to increase non-smoke emitting fuel.  This can be achieved by eco-friendly or electrical  vehicles.