Original sentence:
If you take a mouse to school, he’ll ask for your lunchbox.
Look at the following sentences and find what has changed. What is the effect of the change:
1. If you take a mouse to school, he will ask for your lunchbox.
2. If you take a mouse to school he’ll ask for your lunchbox.
3. If you take a Mouse to school, he’ll ask for your lunchbox.