Question

The box is so old that it cannot be used.(make it compound and simple sentence)​

Answer 1

Answer:

Compound sentence: The box is old and cannot be used.

Simple sentence: The box cannot be used because it is old.

Answer 2

Answer:

Simple Sentence --------> The box is too old to used.

Compund Sentence --------> The box is old and that's why it cannot be used.

Explanation:

Hope it will help you.