Choose the correct word to complete the sentences. Sometimes both are correct.

1. There is not enough food, and __________________ people are dying.

2.1 Advertising is so powerful that it __________________ people to buy things they don’t want.

2.2 __________________, it can help them make the right choice when they buy things.

3. __________________ people have more access to education than fifty years ago.

4. Supermarkets are very convenient because you can buy almost everything you want. __________________, they are putting small shops out of business.

5. The north of the country is much richer __________________ the south.