Complete this table.

Tick the correct options.

1. Emeralds, rubies, sapphires and diamonds are examples of _______________
   1. ordinary stones.
   2. precious stones.
   3. useful stones.
2. A flint is _______________ an emerald, a ruby, a sapphire or a diamond.
   1. as precious and expensive as
   2. not as precious and expensive as
   3. more precious and expensive than
3. A flint lies in mud but it is _______________ precious stones.
   1. as pretty as
   2. much brighter than
   3. more useful than

Why is the diamond a 'brilliant stone'?

Explain the line 'An opal holds a fiery spark.'

What does 'hold fire' mean in the poem?