Complete the sentences using the correct conjunctions, and explain why you chose each one.

Here are the completed sentences with the correct conjunctions:

4. She studied hard, so she passed the test.

   • The conjunction "so" indicates a result or consequence.

5. I drank some water, because I was thirsty.

   • The conjunction "because" indicates the reason or cause for an action.

6. The boy rang the bell, and so we went for break.

   • The conjunction "and" connects two related events, with "so" further emphasizing the consequence.