Should / Shouldn't - English Grammar
INSTRUCTIONS
Should / Shouldn't. Complete the sentences. Chose should or shouldn't. Then click the Check It button.
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Troubleshooting Page.

Albert Einstein
Why do you have to click the Start button to shut down? The same reason you turn the ignition key to shut off your car.Complete the sentences. Chose should / shouldn't. Then click the Check It button.
Then go to Should - Positives, Negatives, Questions page.
Tip! We do not use shouldn't where there isn't any obligation at all.
Instead we use don't have to or don't need to. See the Have To / Have Got To page for more information
Now go to Should - Positives, Negatives, Questions page.