Choose the correct answer to complete each sentence below.

Gap-fill exercise

Fill in all the gaps, then press "Check" to check your answers. Use the "Hint" button to get a free letter if an answer is giving you trouble. You can also click on the "[?]" button to get a clue. Note that you will lose points if you ask for hints or clues!
1. We started a campaign against bullying in our school. However / In addition , we organised classes for teens to try new things and become more confident.
2. Sharing someone’s personal information online is illegal. Therefore / Moreover , you should be very careful about what you post online.
3. Because / Because of our health campaign was successful, more teenagers now eat healthy food and exercise regularly.
4. Although / In spite of all our efforts, we were not able to solve the problem.