Volgende Vorige Chapter 9 Exercise 9.1 Exercise 9.2 Exercise 9.3 Exercise 9.4 Insert either is or are into the slot in each of the following. 1. Darts an incredibly popular game in the UK and in the Netherlands.2. Ten days a very long time to be on your own.3. The rest of the ingredients now added to the mixture. 4. The jury taking a long time to make up their minds. 5. It the companies that can learn from their mistakes that succeed.6. 75% of voters angry at the government’s current policies.7. The clergy held to higher moral standards than lay people.8. Neither opinion scientifically valid; they’re both wrong. 9. Who accessing my computer? They have no right!10. Each of my daughters artistic and creative in her own way. verify OK