Write sentences using 'because' and 'so' to explain the causes of the given situations.

Here are the matched results with their causes, and two sentences for each using "because" and "so":

1. Mrs Bello is hungry.

   • Cause: She did not eat any breakfast.
   • Mrs Bello is hungry because she did not eat any breakfast.
   • She did not eat any breakfast, so Mrs Bello is hungry.

2. Dad's very angry.

   • Cause: We haven't swept the compound.
   • Dad's very angry because we haven't swept the compound.
   • We haven't swept the compound, so Dad's very angry.

3. This is clay soil.

   • Cause: It is difficult to dig with a spade.
   • It is difficult to dig with a spade because this is clay soil.
   • This is clay soil, so it is difficult to dig with a spade.

4. Mayowa is very pleased.

   • Cause: She has won the school prize.
   • Mayowa is very pleased because she has won the school prize.
   • She has won the school prize, so Mayowa is very pleased.

5. I know my duty.

   • Cause: I always obey my parents.
   • I know my duty because I always obey my parents.
   • I always obey my parents, so I know my duty.