Exercises

Reading
EXPLORER 1
Answers

Contents 
Unit 1 – Amazing Animals  Unit 2 – Travel and Adventure  Unit 3 – Music Festivals  Unit 4 – Other Worlds  Unit 5 – City Living  Unit 6 – Clothing Fashion  Unit 7 – Dinosaurs Come Alive  Unit 8 – Stories and Storytellers  Unit 9 – Tough Jobs  Unit 10 – Pyramid Builders  Unit 11 – Legends of the Sea  Unit 12 – Vanished!

Unit 1
Lesson 1A
LessonOverview
Target Vocabulary:

Amazing Animals
Animal Intelligence
Answer Key
Before You Read
A.* 1. T; 2. T; 3. T; 4. F. Most bottlenose dolphins live in groups, called pods. B. b. things dolphins do

advantage, allike, assist, conversation, intelligent, method, smart, specific, strategy. system

Reading Passage Summary:
Like humans, dolphins can plan, communicate ideas, and have fun.Reading Comprehension
A. 1. a; 2. b (lines 10-14); 3. b (lines 26-30); 4. c; 5. a B. Humans: c; Dolphins: g; Both: a, b, d, e, f and h

Vocabulary Practice
A. 1. intelligent; 2. strategy; 3. system; 4. conversation B. 1. method; 2. assist; 3. alike; 4. advantage; 5. specific; 6. smart

Lesson 1B
Lesson Overview
Target Vocabulary:
artist, creative, earn, encourage, gentle, huge, performance,popular, properly, trainer

Artistic Animals
Answer Key
Before You Read
A. Students label the photograph: 1. trunk; 2. xylophone; 3. elephant; 4. instruments; 5. drum B. paint, play music, play soccer

Reading Passage Summary:
Elephants at a conservation center in Thailand paint pictures and play in an elephant orchestra.

Reading Comprehension
A. 1. d; 2. b; 3. c; 4. b; 5. a B.Paragraph 1. b; Paragraph 2. e; Paragraph 3. a; Paragraph 4. d

Vocabulary Practice
A. 1. trainers; 2. encourage; 3. creative; 4. artists; 5. earn B. 1. a; 2. a; 3. a; 4. b; 5. a

Explore More!
Answer Key
A.1. monkey; 2. trainer; 3. coconut; 4. rope B. 1. intelligent; 2. trainer; 3. encourages; 4. advantage; 5. method; 6. popular; 7. huge; 8. earn; 9. assistance C. 1. Somporn Saewkwo trainsmonkeys this way: • First, he holds the monkey’s hands. • Next, he shows the animal how to spin a coconut to take it from a tree. • Later, he takes the monkey to a high tree, and he encourages the animal to climb up to pick the fruit. The monkey wears a rope, so Saewkwo can direct the animal from the ground. 2. Answers will vary but should include an example that indicates intelligence.

Unit 2Lesson 2A
Lesson Overview
Target Vocabulary:

Travel and Adventure
Adventure Destinations
Answer Key
Before You Read
A. hike, camp, cruise, swim B. 1. They started in Prudhoe Bay, Alaska, and ended in Ushuaia, Argentina. They rode bikes; 2. They traveled 30,500 km or 19,000 miles.

abroad, advice, ancient, baggage, especially, eventually, formed, polite, relaxed, trip Reading PassageSummary: Two friends bike from Alaska to Argentina.

Reading Comprehension
A. 1. a; 2. d (lines 19–21); 3. b (lines 11–12); 4. a; 5. c B. 4 (from map), 6 (lines 18–19), 1 (lines 4–5), 2 (lines 6–7), 5 (lines 19–21), 3 (lines 8–9)

Vocabulary Practice
A. 1. ancient; 2. formed; 3. abroad B. 1. advice; 2. especially; 3. baggage; 4. trip; 5. relax; 6. eventually

Lesson 2B
Lesson Overview
TargetVocabulary:
century, escape, extreme, familiar, goal, hit, native, religious, strength, tie

Extreme Activities
Answer Key
Before You Read
A. 1. Tonga, Vanuatu, New Zealand; 2. a, c, b, d B. b. dangerous

Reading Passage Summary:
The South Pacific nation of Vanuatu [van wha too] offers visitors two of the most exciting and dangerous activities in the world: volcano surfing and landdiving.

Reading Comprehension
A. 1. b; 2. c (lines 10–11); 3. d (lines 19–20); 4. a; 5. b B. Volcano surfing: b, c, and f; Land diving: a, d, and e; Both: g

Vocabulary Practice
A. 1. religious; 2. familiar; 3. tie; 4. goal; 5. escape; 6. hit; 7. century; 8. natives; 9. strength B. 1. century; 2. escape; 3. goal; 4. native; 5. hit; 6. familiar; 7. tie

Explore More!
Answer Key
A. 1. a; 2....