Practice Makes Perfect: Exploring Grammar - Muschla Gary Robert 2010

The Green Earth
Confusing words
Usage and proofreading

This scientist studies plants. What is this scientist called?

To answer the question, complete each sentence below. Choose your answers from the words after each sentence. Write the letter of each answer in the space above its sentence number at the bottom of the page.

1. “What’s _____ class studying in science?” Marta asked Lauren.

A. your

L. you’re

2. “Plants,” said Lauren. “_______________ this week we’re going to have a test.”

O. Later

I. Latter

3. “_______________ is a lot of material to learn,” she said.

R. Their

N. There

L. They’re

4. “Plants are found almost everywhere on earth,” Lauren said, “even in _____.”

T. deserts

O. desserts

5. “They can live in most climates,” she said, “_______________ in extreme cold.”

N. accept

T. except

6. “Plants produce most of the oxygen that we _____,” said Lauren.

E. breath

S. breathe

7. “_______________ science book is that?” asked Marta.

B. Whose

P. Who’s

8. “_______________ mine,” said Lauren.

U. Its

I. It’s