The Great Barrier Reef Revising

What transition would be the most appropriate to use at the beginning of sentence 6?

• A As a matter of concern

• B For further evidence

• C To wipe away any doubt

• D For this reason among others

Candice needs a more effective thesis statement for her paper. Which sentence should replace sentence 8 to serve as the thesis statement?

• F There are other barrier reefs in the oceans of the world, but only the Great Barrier Reef is so well known.

• G The Great Barrier Reef of Australia is a supreme example of the mysteries of the natural world because of its wide variety of plant and animal life.

• H Some scientists believe the Great Barrier Reef first began to grow about 18 million years ago.

• J A coral reef like the Great Barrier Reef can grow only in shallow, warm water because it needs light from the sun to survive.

Candice needs a topic sentence for the third paragraph (sentences 19–21). Which of the following sentences should be inserted before sentence 19 to introduce the ideas in this paragraph?

• A. Over time a vast array of creatures has come to inhabit the Great Barrier Reef.

• B Marine animal species that are threatened are protected by the Great Barrier Reef Marine Park Authority.

• C The biodiversity of the Great Barrier Reef ensures its long-term existence.

• D The waters along the Great Barrier Reef provide a habitat for marine animals that researchers study.

Candice may have a redundant sentence in the fourth paragraph (sentences 22–26). Which sentence, if any, should be deleted?

• F Sentence 24

• G Sentence 25

• H Sentence 26

• J No sentence should be deleted.

Candice would like to improve her concluding sentence by summing up the ideas she has presented. Which sentence should she use to replace sentence 35?

• A Finally, we must protect the Great Barrier Reef from being destroyed so future generations can enjoy it.

• B How much still remains to be discovered about the Great Barrier Reef of Australia is anybody’s guess.

• C Researchers should explore the oceans further to try to find other natural wonders like the Great Barrier Reef.

• D Attracting visitors from around the world, the Great Barrier Reef has a beauty that is perhaps unequaled anywhere on Earth.