What should you add to a word ending in 'ch' to make it plural?

• Add 'es'

• Add 'x'

• Add 'en'

• Add 's'

Which of the following is an irregular plural form?

• Boxes

• Socks

• Foxes

• Oxen

How do you form the plural of a word ending in 'x'?

• Add 'es'

• Add 'en'

• Add 'x'

• Add 's'

What is the plural form of 'box'?

• Boxes

• Boxen

• Box

• Boxs

What should you do to remember spelling rules effectively?

• Practice regularly

• Forget about them

• Only read about them

• Ignore them