1.inexpensive/an/sport./is/Badminton/
==> Badminton is an inexpensive sport.
2.have/never/We /by airplane./traveled/
=> We have never traveled by plane .
3.reusable bags/plastic ones./We should/instead of/use
==> We should use reusable bags instead of plastic ones.
4.plants/ If/will not / the soil/ , /grow well. /is polluted/
=> If the soil is polluted, plants will not grow well.
5.we/ the historic monument. / Yesterday / visited/
==> Yesterday we visited the historic monument .