1
Small
boats
____________________
____________________
(
cross
/
don't
cross
/
crosses
/
don't
cross
)
the
sea
.
2
.
An
ordinary
bike
____________________
____________________
(
use
/
uses
/
don't
use
/
doesn't
use
)
electricity
.
3
.
Many
people
____________________
cars
(
drives
/
drive
/
doesn't
drive
)
cars
.
4
.
A
bus
____________________
(
carry
/
carries
)
fifty
people
.
