Another solution is hybrid cars, which use small, efficient engines running on gasoline to help turn the wheels and to charge batteries for electric motors that also run the wheels.
(Another solution; is; hybrid cars, which use small, efficient engines) (hybrid cars; use; small, efficient engines running on gasoline) (electric motors; run; the wheels) (small, efficient engines; running; to help turn the wheels and to charge batteries for electric motors)
Another solution hybrid cars electric motors small, efficient engines
is use run running
hybrid cars, which use small, efficient engines
small, efficient engines running on gasoline
the wheels
to help turn the wheels and to charge batteries for electric motors