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1. Yesterday we were walking through our park and I was surprised how thick
   • the
   • a

canopy is.
2. Tom came across
* a
* the

swamp.
* The
* A

swamp was extremely huge.
3. I go skiing every winter and
* the
* an

slope I ski from is really long.
4. Preserving
* the
* -

natural objects plays an important role in saving the environment.
5. * The
* -

dunes in the Egyptian desert are worth visiting.
6. Most of
* a
* -

rocky pools are artificially created.
7. * The
* a

rocky cliffs on
* the
* a

shore open panoramic views.
8. Last year our family visited
* an
* the

amazing cave.
* The
* A

cave was 30 meters high.