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F. The bus causes air pollution.
E. The train makes us comfortable.
D. Taking planes costs us a lot of money.
( F )
( E )
( D )
4.
5.
6.
( )1.Cycling is good exercise.
S+V
( ) 2.The car runs fast.
( ) 3.There is a motorcycle under the tree.
( ) 4.The bus causes air pollution.
( ) 5.The train makes us comfortable.
( ) 6.Taking planes costs us a lot of money.
S+V+P
S+V+O
S+V+O+OC
S+V+IO+DO
There be
a.
b.
c.
e.
d.
f.
a.a
b
a