English plurals: Exceptions to the rules!

No language can thrive without having a way for its speakers to express things in the plural; for example, two desserts are always better than one!

As you may know, most English nouns form their plurals by adding s or es. But a simple rule with no exceptions would be boring! So why not test your knowledge by choosing the correct irregular plurals for the words below.

1. The plural of piano is Placeholder for the answer.
2. The plural of fraternity is Placeholder for the answer.
3. The standard plural of caribou is Placeholder for the answer.
4. The recommended plural of phenomenon is Placeholder for the answer.
5. The standard plural of surplus is Placeholder for the answer.
6. The plural of kibbutz is Placeholder for the answer.
7. The standard plural of brother-in-law is Placeholder for the answer.
8. The plural of crisis is Placeholder for the answer.
9. The plural of photo is Placeholder for the answer.
10. The plural of species is Placeholder for the answer.