What is the plural of knife?

Choose the word that correctly completes the sentence.

Over the summer, I plan to visit all the major ___________ in Brazil.

Choose the word that correctly completes the sentence.

I spent one _________ in ISS and that was enough.

Choose the word that correctly completes the sentence.

Jorge, please help me wash the ____________ from dinner tonight.

Please choose the word that correctly completes the sentence.

I just realized that both of our __________ are broken.

Please choose the word that correctly completes the sentence.

They have four _________.

Choose the word that correctly completes the sentence.

Benjamin ate ____________ for dinner.

Choose the word that best completes the sentence.

The _________ are swimming close to the shore.

Choose the answer that best completes the sentence.

Ms. Mitchell has two left ________.

Choose the word that correctly completes the sentence.

I need a ______ to the lab.

Choose the word that correctly completes the sentence.

My sister has a loose _____________.

Regular nouns:

Ends in S, CH, SH, X, OR Z:

Ends in vowel + y

Example: Day

Ends in consonant + y

Example: City

Ends in vowel + O

Example: Radio

Ends in consonant + O

Example: Potato

Choose the group of noncount nouns: